Goodwill and Intangible Assets, Net - Schedule of Intangible Assets, Net (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Mar. 31, 2022	Dec. 31, 2021
Finite-Lived Intangible Assets, Net [Abstract]
Cost	$ 18,843	$ 18,812
Accumulated Amortization	(11,788)	(11,287)
Net Book Value	7,055	7,525
Indefinite-lived Intangible Assets (Excluding Goodwill) [Abstract]
Indefinite-lived intangible assets	1,087	1,087
Cost	19,930	19,899
Intangible assets, net	8,142	8,612
Internet domain names
Indefinite-lived Intangible Assets (Excluding Goodwill) [Abstract]
Indefinite-lived intangible assets	1,087	1,087
Customer relationships
Finite-Lived Intangible Assets, Net [Abstract]
Cost	12,368	12,368
Accumulated Amortization	(8,405)	(8,105)
Net Book Value	$ 3,963	$ 4,263
Weighted-Average Remaining Useful Life (in years)	4 years 2 months 12 days	4 years 4 months 24 days
Tradenames
Finite-Lived Intangible Assets, Net [Abstract]
Cost	$ 3,578	$ 3,578
Accumulated Amortization	(1,935)	(1,838)
Net Book Value	$ 1,643	$ 1,740
Weighted-Average Remaining Useful Life (in years)	5 years 1 month 6 days	5 years 3 months 18 days
Capitalized software development costs
Finite-Lived Intangible Assets, Net [Abstract]
Cost	$ 2,897	$ 2,866
Accumulated Amortization	(1,448)	(1,344)
Net Book Value	$ 1,449	$ 1,522
Weighted-Average Remaining Useful Life (in years)	2 years 8 months 12 days	3 years 1 month 6 days