Goodwill and Intangibles Assets Schedule of Definite-lived and Indefinite-lived Intangible Assets (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Amortized intangible assets:
Finite-lived intangible assets, gross	$ 10,070	$ 10,070
Finite-lived intangible assets, accumulated amortization	(7,719)	(7,077)
Total	2,351	2,993
Unamortized intangible assets:
Indefinite-lived intangible assets	9,960	9,960
Intangible assets amortized	9,960	9,960
Intangible assets, gross	20,030	20,030
Intangible assets, accumulated amortization	(7,719)	(7,077)
Intangible assets, net	12,311	12,953
Backlog – Construction
Amortized intangible assets:
Finite-lived intangible assets, gross	4,830	4,830
Finite-lived intangible assets, accumulated amortization	(4,830)	(4,830)
Total	0	0
Unamortized intangible assets:
Intangible assets, accumulated amortization	(4,830)	(4,830)
Customer Relationships – Service
Amortized intangible assets:
Finite-lived intangible assets, gross	4,710	4,710
Finite-lived intangible assets, accumulated amortization	(2,655)	(2,081)
Total	2,055	2,629
Unamortized intangible assets:
Intangible assets, accumulated amortization	(2,655)	(2,081)
Favorable Leasehold Interests
Amortized intangible assets:
Finite-lived intangible assets, gross	530	530
Finite-lived intangible assets, accumulated amortization	(234)	(166)
Total	296	364
Unamortized intangible assets:
Intangible assets, accumulated amortization	(234)	(166)
Trade Name
Unamortized intangible assets:
Indefinite-lived intangible assets	9,960	9,960
Intangible assets amortized	$ 9,960	$ 9,960