Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurements - Changes in Level 3 Fair Values (Details)

v3.19.2
Fair Value Measurements - Changes in Level 3 Fair Values (Details) - Level 3 - Contingent Consideration - USD ($)
$ in Thousands
6 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]    
Balance at beginning of period $ 6,000 $ 414
Settlements through cash payments (5,963) (247)
Net gain on change in fair value (37) (115)
Balance at end of period $ 0 $ 52