Business Acquisitions and Dispositions - Additional Information (Details) - USD ($)		3 Months Ended		6 Months Ended
	Nov. 01, 2020	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020	Dec. 31, 2020	[1]
Business Acquisition [Line Items]
Goodwill		$ 74,728,000		$ 74,728,000		$ 66,537,000
Loss on disposition of business		0	$ 341,000	0	$ 341,000
HBA Group
Business Acquisition [Line Items]
Membership interest percentage	100.00%
Initial lump-sum payment of purchase price	$ 4,026,000
Business combination, net liabilities		880,000		880,000
Business combination, definite-lived intangible assets		1,574,000		1,574,000
Goodwill		$ 5,645,000		$ 5,645,000
Weighted-average amortization period of intangible assets				9 years
Loss on disposition of business			$ (341,000)
HBA Group | Maximum
Business Acquisition [Line Items]
Payment to acquire business	$ 3,200,000

[1] Derived from the audited Consolidated Balance Sheet