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Fair Value Measurements Fair Value Measurements - Reconciliation of Contingent Payments (Tables)
 3 Months Ended
Mar. 31, 2020
Other Noncurrent Liabilities  
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation  
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation
The following table provides a reconciliation of the beginning and ending balances of acquisition-related contingent consideration:
 
Three Months Ended
 
March 31,
(in thousands)
2020
 
2019
Beginning balance
$
12,940

 
$
—

Acquisition-related contingent consideration
—

 
15,990

Change in fair value of acquisition-related contingent consideration
(290
)
 
—

Ending balance
$
12,650

 
$
15,990