Intangible Assets and Goodwill - Schedule of Intangible Assets (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Dec. 31, 2021
Finite And Indefinite Lived Intangible Assets By Major Class [Line Items]
Amortization	$ (105)
Amortized Intangible Assets	2,023	$ 2,128
Unamortized intangible assets	2,437	2,437
Intangible assets, net	4,460	4,565
NLEX [Member] | Trade Name [Member]
Finite And Indefinite Lived Intangible Assets By Major Class [Line Items]
Unamortized intangible assets	2,437	2,437
ALT [Member] | Trade Name [Member]
Finite And Indefinite Lived Intangible Assets By Major Class [Line Items]
Amortization	(8)
Amortized Intangible Assets	$ 631	639
Intangible Assets,Amortization Period	19 years 4 months 24 days
HGP Trade Name [Member]
Finite And Indefinite Lived Intangible Assets By Major Class [Line Items]
Amortization	$ (32)
Amortized Intangible Assets	$ 354	386
Intangible Assets,Amortization Period	2 years 9 months 18 days
Customer Relationships
Finite And Indefinite Lived Intangible Assets By Major Class [Line Items]
Amortization	$ (105)
Amortized Intangible Assets	2,023
Customer Relationships | H G P
Finite And Indefinite Lived Intangible Assets By Major Class [Line Items]
Amortization	(8)
Amortized Intangible Assets	$ 22	30
Intangible Assets,Amortization Period	9 months 18 days
Vendor Relationships [Member] | ALT [Member]
Finite And Indefinite Lived Intangible Assets By Major Class [Line Items]
Amortization	$ (57)
Amortized Intangible Assets	$ 1,016	$ 1,073
Intangible Assets,Amortization Period	4 years 4 months 24 days