Quarterly report pursuant to Section 13 or 15(d)

Goodwill and Intangible Assets - Intangible Assets (Details)

v3.21.2
Goodwill and Intangible Assets - Intangible Assets (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
Dec. 31, 2020
Finite-Lived Intangible Assets [Line Items]          
Cost $ 251,665   $ 251,665   $ 244,364
Accumulated Amortization (145,846)   (145,846)   (136,955)
Accumulated Impairment Loss (3,814)   (3,814)   (3,814)
Net Intangible Assets 102,005   102,005   103,595
Amortization of intangible assets 4,600 $ 4,500 8,900 $ 9,200  
Contract and customer-related          
Finite-Lived Intangible Assets [Line Items]          
Cost 220,495   220,495   213,194
Accumulated Amortization (118,668)   (118,668)   (110,917)
Accumulated Impairment Loss (3,814)   (3,814)   (3,814)
Net Intangible Assets 98,013   98,013   98,463
Acquired technologies          
Finite-Lived Intangible Assets [Line Items]          
Cost 12,400   12,400   12,400
Accumulated Amortization (11,351)   (11,351)   (10,787)
Accumulated Impairment Loss 0   0   0
Net Intangible Assets 1,049   1,049   1,613
Trade names          
Finite-Lived Intangible Assets [Line Items]          
Cost 18,770   18,770   18,770
Accumulated Amortization (15,827)   (15,827)   (15,251)
Accumulated Impairment Loss 0   0   0
Net Intangible Assets $ 2,943   $ 2,943   $ 3,519