Allowance for Credit Losses - Allowance for Credit Loss Rollforward (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance	$ 17,475	$ 33,368
Acquisitions	0	2,733
Additions	3,239	2,018
Deductions	(2,953)	(3,318)
Ending balance	17,761	34,801
Accounts receivable, allowance for credit loss	17,700	34,600
Contract with customer, asset, allowance for credit loss	$ 100	$ 200