The maximum amount of consolidated funded net debt as defined in the Amended and Restated Credit Agreement.

No definition available.

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- Definition

Line of credit facility effective interest rate increase decrease during period.

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No definition available.

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- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

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- Definition

Description of minimum financial levels (for example, tangible net worth and working capital) and achievement of certain financial ratios (for example, working capital ratio and debt service coverage ratio), and adherence to certain clauses which generally require or restrict certain actions (for example, entering into a debt arrangement with equal or greater seniority, and selling or discontinuing a certain business segment or material subsidiary) to be in compliance with the covenant clauses of the debt agreement. May also include a discussion of the adverse consequences that would result if the entity violates or fails to satisfy the covenants.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.

+ References

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- Definition

Amount of the required periodic payments including both interest and principal payments.

+ References

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- Definition

Amount of the required periodic payments applied to principal.

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- Definition

Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 50
-Section 40
-Paragraph 2
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-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
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- Definition

The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22))
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-Paragraph 1
-Subparagraph (SX 210.9-03(16))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

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Balance Type:	credit
Period Type:	instant

- Definition

Date the credit facility terminates, in CCYY-MM-DD format.

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- Definition

Amount of increase (decrease) of the credit facility.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(f))
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- Definition

Date the credit facility first became available, in CCYY-MM-DD format.

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- Definition

The effective interest rate during the reporting period.

+ References

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Balance Type:	na
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- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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- Definition

Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

+ References

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Period Type:	instant

- Definition

Fair value portion of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19190-110258

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Period Type:	instant

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Long-Term Debt (Amended and Restated Senior Credit Facility) - Additional Information (Detail) - USD ($)												3 Months Ended				9 Months Ended
	May 10, 2017	May 09, 2017	Nov. 30, 2016	Sep. 21, 2016	Sep. 20, 2016	May 26, 2016	May 25, 2016	Feb. 16, 2016	Dec. 15, 2015	Dec. 31, 2012	Apr. 01, 2011	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Sep. 30, 2017	Sep. 30, 2016	Nov. 22, 2016	Dec. 15, 2014
Debt Instrument [Line Items]
Debt extinguishment costs													$ (3,411,000)			$ (810,000)	$ (3,411,000)
Line of Credit Facility, Expiration Date			Feb. 13, 2019
Consolidated funded debt, unrestricted and unencumbered cash to consolidated EBITDA																			$ 40,000,000
Senior Secured Revolving Line of Credit [Member]
Debt Instrument [Line Items]
Line of credit			$ 300,000,000
Term Loan A- Facility [Member]
Debt Instrument [Line Items]
Line of credit			600,600,000
Eurodollar [Member]
Debt Instrument [Line Items]
Interest on borrowings																2.75%
Base Rate Loans [Member]
Debt Instrument [Line Items]
Interest on borrowings																1.75%
Amended and Restated Senior Credit Facility [Member]
Debt Instrument [Line Items]
Date entered into an agreement										Dec. 31, 2012	Apr. 01, 2011
Additional term loans								$ 135,000,000
Debt extinguishment costs			$ 800,000
Line of Credit Facility, Expiration Date			Nov. 30, 2021
Debt Instrument, Interest Rate, Decrease			0.50%
Amount available under revolving line of credit																$ 493,500,000
Debt instrument maturity date									Nov. 30, 2021							Feb. 11, 2022
Term loan repayments															$ 1,300,000
Amended and Restated Senior Credit Facility [Member] \| Maximum [Member]
Debt Instrument [Line Items]
Fair market value of real property																		$ 5,000,000
Amended and Restated Senior Credit Facility [Member] \| Tranche B-1 Repricing Amendment [Member]
Debt Instrument [Line Items]
Date entered into an agreement																May 26, 2016
New incremental Term Loan B facility						$ 500,000,000
Amended and Restated Senior Credit Facility [Member] \| Tranche B-2 Repricing Amendment [Member]
Debt Instrument [Line Items]
Debt extinguishment costs																$ 3,400,000
Amended and Restated Senior Credit Facility [Member] \| Third Repricing Amendment [Member]
Debt Instrument [Line Items]
Debt extinguishment costs	$ 800,000
Amended and Restated Senior Credit Facility [Member] \| Ninth Amendment [Member]
Debt Instrument [Line Items]
Date entered into an agreement																Jan. 25, 2016
Restrictive covenants on investments, Description																The Ninth Amendment modifies certain definitions and provides increased flexibility to the Company in terms of its financial covenants. The Company’s baskets for permitted investments were also increased to provide increased flexibility for it to invest in non-wholly owned subsidiaries, joint ventures and foreign subsidiaries. The Company may now invest in non-wholly owned subsidiaries and joint ventures up to 10.0% of the Company and its subsidiaries’ total assets in any four consecutive fiscal quarter period, and up to 12.5% of the Company and its subsidiaries’ total assets during the term of the Amended and Restated Credit Agreement. The Company may also invest in foreign subsidiaries that are not loan parties up to 10% of the Company and its subsidiaries’ total assets in any consecutive four fiscal quarter period, and up to 15% of the Company and its subsidiaries’ total assets during the term of the Amended and Restated Credit Agreement. The foregoing permitted investments are subject to an aggregate cap of 25% of the Company and its subsidiaries’ total assets in any fiscal year.
Amended and Restated Senior Credit Facility [Member] \| Second Incremental Amendment [Member]
Debt Instrument [Line Items]
Date entered into an agreement																Feb. 16, 2016
New incremental Term Loan B facility								955,000,000
Amended and Restated Senior Credit Facility [Member] \| Senior Secured Revolving Line of Credit [Member]
Debt Instrument [Line Items]
Line of credit			$ 500,000,000					$ 300,000,000
Amended and Restated Senior Credit Facility [Member] \| TLB Facility Due on February 16, 2023 [Member]
Debt Instrument [Line Items]
Term loan repayments															$ 2,400,000
Amended and Restated Senior Credit Facility [Member] \| Term Loan A- Facility [Member]
Debt Instrument [Line Items]
Line of credit			$ 400,000,000
Amended and Restated Senior Credit Facility [Member] \| Standby Letters of Credit [Member]
Debt Instrument [Line Items]
New incremental Term Loan B facility																$ 6,500,000
Amended and Restated Senior Credit Facility [Member] \| Eurodollar [Member]
Debt Instrument [Line Items]
Basis spread on variable rate																1.00%
Amended and Restated Senior Credit Facility [Member] \| Eurodollar [Member] \| Tranche B-1 Repricing Amendment [Member]
Debt Instrument [Line Items]
Interest on borrowings						3.00%	3.50%
Amended and Restated Senior Credit Facility [Member] \| Eurodollar [Member] \| Tranche B-2 Repricing Amendment [Member]
Debt Instrument [Line Items]
Interest on borrowings				3.00%	3.75%
Amended and Restated Senior Credit Facility [Member] \| Eurodollar [Member] \| Third Repricing Amendment [Member]
Debt Instrument [Line Items]
Interest on borrowings	2.75%	3.00%
Amended and Restated Senior Credit Facility [Member] \| Base Rate Loans [Member]
Debt Instrument [Line Items]
Basis spread on variable rate																0.50%
Amended and Restated Senior Credit Facility [Member] \| Base Rate Loans [Member] \| Tranche B-1 Repricing Amendment [Member]
Debt Instrument [Line Items]
Interest on borrowings						2.00%	2.50%
Amended and Restated Senior Credit Facility [Member] \| Base Rate Loans [Member] \| Tranche B-2 Repricing Amendment [Member]
Debt Instrument [Line Items]
Interest on borrowings				2.00%	2.75%
Amended and Restated Senior Credit Facility [Member] \| Base Rate Loans [Member] \| Third Repricing Amendment [Member]
Debt Instrument [Line Items]
Interest on borrowings	1.75%	2.00%
Amended and Restated Senior Credit Facility [Member] \| London Interbank Offered Rate (LIBOR) [Member]
Debt Instrument [Line Items]
Interest on borrowings																2.75%
Amended and Restated Senior Credit Facility [Member] \| June 30, 2017 to December 31, 2019 [Member]
Debt Instrument [Line Items]
Term loan principal repayments									$ 5,000,000
Term loan repayments														$ 1,300,000
Amended and Restated Senior Credit Facility [Member] \| June 30, 2017 to December 31, 2019 [Member] \| TLB Facility Due on February 16, 2023 [Member]
Debt Instrument [Line Items]
Term loan repayments														$ 2,400,000
Amended and Restated Senior Credit Facility [Member] \| September 30, 2015 to December 31, 2015 [Member]
Debt Instrument [Line Items]
Term loan repayments													1,300,000
Amended and Restated Senior Credit Facility [Member] \| September 30, 2015 to December 31, 2015 [Member] \| TLB Facility Due on February 16, 2023 [Member]
Debt Instrument [Line Items]
Term loan repayments													$ 2,400,000
Amended and Restated Senior Credit Facility [Member] \| March 31, 2020 to December 31, 2020 [Member]
Debt Instrument [Line Items]
Term loan principal repayments									7,500,000
Term loan repayments												$ 1,300,000
Amended and Restated Senior Credit Facility [Member] \| March 31, 2020 to December 31, 2020 [Member] \| TLB Facility Due on February 16, 2023 [Member]
Debt Instrument [Line Items]
Term loan repayments												$ 2,400,000
Amended and Restated Senior Credit Facility [Member] \| March 31, 2021 to September 30, 2021 [Member]
Debt Instrument [Line Items]
Term loan principal repayments									$ 10,000,000