Quarterly report pursuant to Section 13 or 15(d)

Goodwill and Intangibles - Additional Information (Details)

v3.19.3
Goodwill and Intangibles - Additional Information (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Sep. 30, 2019
Sep. 30, 2018
Dec. 31, 2018
Finite-Lived Intangible Assets [Line Items]          
Intangible Assets Gross Including Goodwill $ 20,030   $ 20,030   $ 20,030
Impairment of goodwill (4,359) $ 0 (4,359) $ 0  
Amortization of Intangible Assets $ 149 $ 304 $ 499 $ 975  
Trade Names [Member]          
Finite-Lived Intangible Assets [Line Items]          
Percentage of Fair value In Excess of Book Value 58.00%   58.00%    
Service          
Finite-Lived Intangible Assets [Line Items]          
Impairment of goodwill     $ 0    
Goodwill          
Finite-Lived Intangible Assets [Line Items]          
Percentage of Fair value In Excess of Book Value 101.00%   101.00%    
Construction          
Finite-Lived Intangible Assets [Line Items]          
Impairment of goodwill $ (4,359)   $ (4,359)