Goodwill and Intangible Assets - Definite-lived and Indefinite-lived Intangible Assets (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Dec. 31, 2021	Dec. 02, 2021	Dec. 31, 2020
Amortized intangible assets:
Gross carrying amount		$ 10,610		$ 5,240
Accumulated amortization		(3,663)		(3,519)
Total		6,947		1,721
Unamortized intangible assets:
Gross carrying amount		9,960		9,960
Total		9,960		9,960
Gross carrying amount		20,570		15,200
Accumulated amortization		(3,663)		(3,519)
Net intangible assets, excluding goodwill		16,907		11,681
Trade name
Unamortized intangible assets:
Gross carrying amount		9,960		9,960
Total		9,960		9,960
Jake Marshall Transaction
Amortized intangible assets:
Gross carrying amount			$ 5,710
Accumulated amortization			(105)
Total			5,605
Unamortized intangible assets:
Accumulated amortization			(105)
Customer relationships
Amortized intangible assets:
Gross carrying amount				4,710
Accumulated amortization				(3,112)
Total				1,598
Unamortized intangible assets:
Accumulated amortization				(3,112)
Customer relationships | GCR | Jake Marshall Transaction
Amortized intangible assets:
Gross carrying amount		570	570
Accumulated amortization		(6)	(6)
Total		564	564
Unamortized intangible assets:
Accumulated amortization		(6)	(6)
Customer relationships | ODR
Amortized intangible assets:
Gross carrying amount		4,710
Accumulated amortization		(3,475)
Total		1,235
Unamortized intangible assets:
Accumulated amortization		(3,475)
Customer relationships | ODR | Jake Marshall Transaction
Amortized intangible assets:
Gross carrying amount		3,050	3,050
Accumulated amortization		(35)	(34)
Total		3,015	3,016
Unamortized intangible assets:
Accumulated amortization		(35)	(34)
Favorable leasehold interests
Amortized intangible assets:
Gross carrying amount		190		530
Accumulated amortization		(82)		(407)
Total		108		123
Unamortized intangible assets:
Accumulated amortization		(82)		(407)
Reduction in gross carrying amount and accumulated amortization of intangibles due to lease termination	$ 300
Backlog
Amortized intangible assets:
Gross carrying amount				4,800
Accumulated amortization				(4,800)
Unamortized intangible assets:
Accumulated amortization				$ (4,800)
Backlog | GCR | Jake Marshall Transaction
Amortized intangible assets:
Gross carrying amount		260	260
Accumulated amortization		(14)	(14)
Total		246	246
Unamortized intangible assets:
Accumulated amortization		(14)	(14)
Backlog | ODR | Jake Marshall Transaction
Amortized intangible assets:
Gross carrying amount		680	680
Accumulated amortization		(36)	(36)
Total		644	644
Unamortized intangible assets:
Accumulated amortization		(36)	(36)
Trade name | Jake Marshall Transaction
Amortized intangible assets:
Gross carrying amount		1,150	1,150
Accumulated amortization		(15)	(15)
Total		1,135	1,135
Unamortized intangible assets:
Accumulated amortization		$ (15)	$ (15)