Income Taxes Narrative (Details) - USD ($) $ in Thousands |
3 Months Ended | ||
---|---|---|---|
Mar. 31, 2017 |
Mar. 31, 2016 |
Dec. 31, 2016 |
|
Operating Loss Carryforwards [Line Items] | |||
U.S. federal statutory tax rate (percent) | 35.00% | 35.00% | |
The total amount of unrecognized tax benefits that, if recognized, would affect the effective tax rate | $ 8,352 | $ 8,260 | $ 7,300 |
Unrecognized tax benefits, income tax penalties and interest accrued | 1,200 | $ 900 | |
Federal [Member] | |||
Operating Loss Carryforwards [Line Items] | |||
Operating loss carryforwards | 41,200 | ||
State Tax [Member] | |||
Operating Loss Carryforwards [Line Items] | |||
Operating loss carryforwards | 32,300 | ||
State Tax [Member] | Tax Year 2025 [Member] | |||
Operating Loss Carryforwards [Line Items] | |||
Operating loss carryforwards | 1,100 | ||
State Tax [Member] | Latest Tax Year [Member] | |||
Operating Loss Carryforwards [Line Items] | |||
Operating loss carryforwards | $ 7,700 |