Fair Value Measurements - Contingent Consideration Payable (Details) - Jun. 30, 2015 - Contingent Consideration - USD ($) $ in Thousands |
Total |
Total |
|---|---|---|
| Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] | ||
| Balance, beginning of period | $ 15,375 | $ 23,160 |
| Payments of contingent consideration | (499) | (668) |
| Change in fair value of contingent consideration | 100 | (7,516) |
| Balance, end of period | $ 14,976 | $ 14,976 |