Goodwill and Intangible Assets (Details) - USD ($) $ in Thousands	3 Months Ended			9 Months Ended		12 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Mar. 31, 2020	Sep. 30, 2021	Sep. 30, 2020	Dec. 31, 2020
Goodwill and Intangible Assets [Abstract]
Impairment charges	$ 3	$ 0	$ 4,300	$ 3	$ 4,302
Amortized Intangible Assets [Abstract]
Gross carrying amount	12,442			12,442		$ 16,744
Accumulated amortization	(9,137)			(9,137)		(8,208)
Impact of Impairment						(4,302)
Total	3,305			3,305		4,234
Amortization of intangible assets	286	$ 414		929	$ 1,528
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
2021 remainder	285			285
2022	910			910
2023	640			640
2024	435			435
2025	335			335
Thereafter	700			700
Total	3,305			3,305		4,234
Customer Relationships [Member]
Amortized Intangible Assets [Abstract]
Gross carrying amount	8,628			8,628		11,730
Accumulated amortization	(6,219)			(6,219)		(5,504)
Impact of Impairment						(3,102)
Total	2,409			2,409		3,124
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
Total	2,409			2,409		3,124
Trade Names [Member]
Amortized Intangible Assets [Abstract]
Gross carrying amount	1,689			1,689		2,467
Accumulated amortization	(1,086)			(1,086)		(1,020)
Impact of Impairment						(778)
Total	603			603		669
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
Total	603			603		669
Developed Technology [Member]
Amortized Intangible Assets [Abstract]
Gross carrying amount	471			471		471
Accumulated amortization	(471)			(471)		(471)
Impact of Impairment						0
Total	0			0		0
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
Total	0			0		0
Non-Controlling Customer Relationships [Member]
Amortized Intangible Assets [Abstract]
Gross carrying amount	433			433		433
Accumulated amortization	(433)			(433)		(433)
Impact of Impairment						0
Total	0			0		0
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
Total	0			0		0
Noncompete Agreement [Member]
Amortized Intangible Assets [Abstract]
Gross carrying amount	527			527		949
Accumulated amortization	(405)			(405)		(336)
Impact of Impairment						(422)
Total	122			122		191
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
Total	122			122		191
Alliance Agreement [Member]
Amortized Intangible Assets [Abstract]
Gross carrying amount	527			527		527
Accumulated amortization	(356)			(356)		(277)
Impact of Impairment						0
Total	171			171		250
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
Total	171			171		250
Others [Member]
Amortized Intangible Assets [Abstract]
Gross carrying amount	167			167		167
Accumulated amortization	(167)			(167)		(167)
Impact of Impairment						0
Total	0			0		0
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
Total	$ 0			$ 0		$ 0