Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurements - Assets and Liabilities Measured at Fair Value (Details)

v3.20.2
Fair Value Measurements - Assets and Liabilities Measured at Fair Value (Details) - Recurring Basis - USD ($)
$ in Thousands
Jun. 30, 2020
Dec. 31, 2019
Level I    
Assets:    
Assets to fund deferred compensation liability $ 0 $ 0
Total assets 47,351 37,730
Liabilities:    
Contingent consideration 0 0
Deferred compensation liability 7,596 8,208
Total liabilities 7,596 8,208
Level I | Money Market Funds    
Assets:    
Money market funds 47,351 37,730
Level II    
Assets:    
Assets to fund deferred compensation liability 0 0
Total assets 0 0
Liabilities:    
Contingent consideration 0 0
Deferred compensation liability 0 0
Total liabilities 0 0
Level II | Money Market Funds    
Assets:    
Money market funds 0 0
Level III    
Assets:    
Assets to fund deferred compensation liability 9,076 8,390
Total assets 9,076 8,390
Liabilities:    
Contingent consideration 13,025 9,045
Deferred compensation liability 0 0
Total liabilities 13,025 9,045
Level III | Money Market Funds    
Assets:    
Money market funds 0 0
Fair Value    
Assets:    
Assets to fund deferred compensation liability 9,076 8,390
Total assets 56,427 46,120
Liabilities:    
Contingent consideration 13,025 9,045
Deferred compensation liability 7,596 8,208
Total liabilities 20,621 17,253
Fair Value | Money Market Funds    
Assets:    
Money market funds $ 47,351 $ 37,730