Income Taxes (Interim) (Details) - USD ($) $ in Thousands |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2015 |
Jun. 30, 2014 |
Jun. 30, 2015 |
Jun. 30, 2014 |
|
| Income Taxes | ||||
| Income tax expense (benefit) | $ (178) | $ (103) | $ 352 | $ (103) |
| Effective income tax rate (as a percent) | 8.00% | 5.00% | 14.00% | 7.00% |
| U.S. federal statutory rate (as a percent) | 34.00% | |||
| Minimum period for which net operating loss and credit carryforwards are subject to examinations and adjustments | 3 years | |||