Fair Value Measurements (Tables)
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12 Months Ended |
Dec. 31, 2016 |
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| Fair Value Disclosures [Abstract] |
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| Summary of Investments Classified as Available for Sale and Carried at Fair Value |
A summary of our investments classified as available for sale and carried at fair value, is as follows: | | | | | | | | | | | | | | | | | | As of December 31, 2016 | (In thousands) | Amortized Cost | | Gross unrealized gains in Accumulated OCI | | Gross unrealized losses in Accumulated OCI | | Fair value | Common stock investments, available for sale | $ | 3,409 |
| | $ | 1,313 |
| | $ | (194 | ) | | $ | 4,528 |
| Total assets | $ | 3,409 |
| | $ | 1,313 |
| | $ | (194 | ) | | $ | 4,528 |
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| | | | | | | | | | | | | | | | | | As of December 31, 2015 | (In thousands) | Amortized Cost | | Gross unrealized gains in Accumulated OCI | | Gross unrealized losses in Accumulated OCI | | Fair value | Common stock investments, available for sale | $ | 2,978 |
| | $ | 904 |
| | $ | (267 | ) | | $ | 3,615 |
| Total assets | $ | 2,978 |
| | $ | 904 |
| | $ | (267 | ) | | $ | 3,615 |
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| Financial Assets and Liabilities Measured at Fair Value on a Recurring Basis |
Our financial assets and liabilities measured at fair value on a recurring basis are as follows: | | | | | | | | | | | | | | | | | | Fair value measurements as of December 31, 2016 | (In thousands) | Quoted prices in active markets for identical assets (Level 1) | | Significant other observable inputs (Level 2) | | Significant unobservable inputs (Level 3) | | Total | Assets: | | | | | | | | Money market funds | $ | 5,314 |
| | $ | — |
| | $ | — |
| | $ | 5,314 |
| Common stock investments, available for sale | 4,528 |
| | — |
| | — |
| | 4,528 |
| Common stock options/warrants | — |
| | 4,017 |
| | — |
| | 4,017 |
| Forward contracts | — |
| | 39 |
| | — |
| | 39 |
| Total assets | $ | 9,842 |
| | $ | 4,056 |
| | $ | — |
| | $ | 13,898 |
| Liabilities: | | | | | | | | Embedded conversion option | $ | — |
| | $ | — |
| | $ | 16,736 |
| | $ | 16,736 |
| Contingent consideration: | $ | — |
| | $ | — |
| | $ | 45,076 |
| | 45,076 |
| Total liabilities | $ | — |
| | $ | — |
| | $ | 61,812 |
| | $ | 61,812 |
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| | | | | | | | | | | | | | | | | | Fair value measurements as of December 31, 2015 | (In thousands) | Quoted prices in active markets for identical assets (Level 1) | | Significant other observable inputs (Level 2) | | Significant unobservable inputs (Level 3) | | Total | Assets: | | | | | | | | Money market funds | $ | 84,421 |
| | $ | — |
| | $ | — |
| | $ | 84,421 |
| Common stock investments, available for sale | 3,615 |
| | — |
| | — |
| | 3,615 |
| Common stock options/warrants | — |
| | 5,338 |
| | — |
| | 5,338 |
| Forward contracts | — |
| | 9 |
| | — |
| | 9 |
| Total assets | $ | 88,036 |
| | $ | 5,347 |
| | $ | — |
| | $ | 93,383 |
| Liabilities: | | | | | | | | Embedded conversion option | $ | — |
| | $ | — |
| | $ | 23,737 |
| | $ | 23,737 |
| Contingent consideration: | — |
| | — |
| | 54,422 |
| | 54,422 |
| Total liabilities | $ | — |
| | $ | — |
| | $ | 78,159 |
| | $ | 78,159 |
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| The Carrying Amount and Estimated Fair Value of Our Long-term Debt |
The carrying amount and estimated fair value of our 2033 Senior Notes without the embedded conversion option, as well as the applicable fair value hierarchy tiers, are contained in the table below. The fair value of the 2033 Senior Notes is determined using a binomial lattice approach in order to estimate the fair value of the embedded derivative in the 2033 Senior Notes. Refer to Note 6. | | | | | | | | | | | | | | | | | | | | | | December 31, 2016 | (In thousands) | Carrying Value | | Total Fair Value | | Level 1 | | Level 2 | | Level 3 | 2033 Senior Notes | $ | 27,238 |
| | $ | 28,468 |
| | $ | — |
| | $ | — |
| | $ | 28,468 |
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| | | | | | | | | | | | | | | | | | | | | | December 31, 2015 | (In thousands) | Carrying Value | | Total Fair Value | | Level 1 | | Level 2 | | Level 3 | 2033 Senior Notes | $ | 25,676 |
| | $ | 24,647 |
| | $ | — |
| | $ | — |
| | $ | 24,647 |
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| Reconciliation of Beginning and Ending Balances of Level 3 Assets and Liabilities |
The following tables reconcile the beginning and ending balances of our Level 3 assets and liabilities as of December 31, 2016 and 2015: | | | | | | | | | | December 31, 2016 | (In thousands) | Contingent consideration | | Embedded conversion option | Balance at December 31, 2015 | $ | 54,422 |
| | $ | 23,737 |
| Total losses (gains) for the period: | | | | Included in results of operations | 16,954 |
| | (7,001 | ) | Foreign currency impact | (1 | ) | | — |
| Payments | (26,299 | ) | | — |
| Conversion | — |
| | — |
| Balance at December 31, 2016 | $ | 45,076 |
| | $ | 16,736 |
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| | | | | | | | | | December 31, 2015 | (In thousands) | Contingent
consideration | | Embedded
conversion
option | Balance at December 31, 2014 | $ | 71,567 |
| | $ | 65,947 |
| Total losses (gains) for the period: | | | | Included in results of operations | 5,050 |
| | 36,587 |
| Foreign currency impact | (269 | ) | | — |
| Payments | (21,926 | ) | | — |
| Conversion | — |
| | (78,797 | ) | Balance at December 31, 2015 | $ | 54,422 |
| | $ | 23,737 |
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