Business Combinations and Disposals - Additional Information (Details) - USD ($) $ / shares in Units, $ in Thousands				12 Months Ended
	Dec. 31, 2020	Jul. 23, 2020	May 29, 2020	Dec. 31, 2020	Dec. 31, 2019	Sep. 30, 2020	Dec. 31, 2018
Business Acquisition [Line Items]
Goodwill	$ 28,289			$ 28,289	$ 18,274		$ 21,305
Serviz.com, Inc. ("Serviz") Acquisition | Disposal Group, Disposed of by Means Other than Sale, Not Discontinued Operations
Business Acquisition [Line Items]
Ownership percentage amount			$ 5,000
Fair Value			2,724
Net Assets			$ 1,282
Gain on divestiture of businesses				1,442
Total Acquisition
Business Acquisition [Line Items]
Aggregate consideration paid				17,623
Goodwill	$ 10,176			$ 10,176
July 23, 2020 Acquisition
Business Acquisition [Line Items]
Goodwill to be deductible for income tax purposes		$ 1,576
Aggregate consideration paid		3,790
Goodwill		$ 1,576
December 31, 2020 Acquisition
Business Acquisition [Line Items]
Number of shares issued as a part of consideration	300,000
Share price	$ 20.00			$ 20.00
Number of additional shares issued	123,000
Aggregate consideration paid	$ 12,463
Goodwill	7,242			$ 7,242
Other Acquisitions
Business Acquisition [Line Items]
Goodwill to be deductible for income tax purposes						$ 222
Aggregate consideration paid				1,370
Goodwill	$ 1,358			$ 1,358
2019 Acquisition
Business Acquisition [Line Items]
Shares received on divestiture of business	23,488			23,488
Aggregate consideration paid					479
Definite-lived intangible assets					340
Net liabilities					830
Goodwill					969
2019 Acquisition | Disposal Group, Disposed of by Means Other than Sale, Not Discontinued Operations
Business Acquisition [Line Items]
Gain on divestiture of businesses					4,508
General and administrative
Business Acquisition [Line Items]
Acquisition related costs				$ 247	123
General and administrative | 2019 Acquisition
Business Acquisition [Line Items]
Acquisition related costs					$ 123