Fair Value Measurements - Reconciliation of the contingent consideration (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value adjustments	$ 309	$ 814	$ 241
Cash payments	(869)	(409)	(306)
Measured on a recurring basis
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Balance at Beginning	6,340
Balance at Ending	5,780	6,340
Gadberry | Measured on a recurring basis
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Balance at Beginning	1,590
Balance at Ending	1,250	1,590
Level 3 | Measured on a recurring basis
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Balance at Beginning	6,340	5,005
Fair value adjustments	309	814
Cash payments	(869)	(409)
Balance at Ending	5,780	6,340	$ 5,005
Level 3 | Gadberry | Measured on a recurring basis
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Balance at Beginning	1,590
Fair value adjustments		930
Balance at Ending	$ 1,250	$ 1,590