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Leases - Narrative (Details) - USD ($)
$ in Thousands
3 Months Ended 7 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Dec. 31, 2020
Sep. 30, 2021
Sep. 30, 2020
Lessee, Lease, Description [Line Items]          
ROU liabilities $ 43,562   $ 48,037 $ 43,562  
Total rent payments       9,870 $ 9,819
ROU finance lease assets $ 14,600   $ 15,800 $ 14,600  
Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible List] Property, plant and equipment, net   Property, plant and equipment, net Property, plant and equipment, net  
COVID-19 | Services          
Lessee, Lease, Description [Line Items]          
Impairment of ROU assets         200
Operating Lease Arrangement | Company's Headquarters          
Lessee, Lease, Description [Line Items]          
ROU liabilities $ 3,100   $ 3,800 $ 3,100  
Total rent payments $ 300 $ 100   $ 1,000 $ 500
Operating Lease Arrangement | Company's Headquarters | COVID-19          
Lessee, Lease, Description [Line Items]          
Percentage of reduction of rental payments     20.00%    
Deferral period of rental payments     90 days