Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2017

Accounting Policies [Abstract]

Schedule Of Depreciation and Amortization

Depreciation and amortization are computed using the straight-line method over the following estimated useful lives:  

Buildings	5 to 25 years
Vehicles and equipment	2 to 10 years
Software and computers	3 to 5 years
Furniture and fixtures	7 years
Machinery and equipment	3 to 10 years
Leasehold improvements	Lesser of useful life or lease term

Property and equipment as of December 31, 2017 (Successor) and December 31, 2016 (Successor), consist of the following (in thousands):

	Year Ended December 31, 2017			Year Ended December 31, 2016
Vehicles and equipment	$	110,842		$	84,573
Buildings and leasehold improvements	23,190			20,569
Machinery and equipment	24,025			19,118
Software and computers	23,812			21,821
Land	14,041			14,448
Assets to be placed into service	699			194
Furniture and fixtures	1,717			1,536
	198,326			162,259
Less: accumulated depreciation	(46,918		)	(17,872		)
	$	151,408		$	144,387

Schedule of Intangible Assets with Definite Lives

The following table summarizes the life of the intangible assets acquired:

Trade names	1 to 5 years
Customer relationships	5 to 9 years
Other intangible assets	1 to 13 years