Fair Value Measurements - Roll-forward of the Contingent Consideration (Details) - Contingent Consideration $ in Thousands	9 Months Ended
	Sep. 30, 2021 USD ($)
Fair Value Liabilities Measured On Recurring Basis Unobservable Input Reconciliation [Line Items]
Balance at December 31, 2020	$ 2,000
Settled in cash	(500)
Reclassified to payable in accrued expenses and other liabilities	(150)
Balance at September 30, 2021	1,350
Accrued Expenses and Other Liabilities
Fair Value Liabilities Measured On Recurring Basis Unobservable Input Reconciliation [Line Items]
Less current portion in accrued expenses and other liabilities	(1,200)
Other Noncurrent Liabilities
Fair Value Liabilities Measured On Recurring Basis Unobservable Input Reconciliation [Line Items]
Total long-term portion in other long-term obligations	$ 150