Property, Plant and Equipment (Tables)

12 Months Ended

Dec. 31, 2019

Property, Plant and Equipment [Abstract]

Summary of Property, Plant and Equipment

The following is a summary of property, plant and equipment at December 31, 2019 and 2018 (in thousands):



		December 31,
	Estimated Useful Lives in Years	2019			2018

Land	—	$	30,724		$	32,945
Land improvements	8-15	7,193			8,316
Buildings and improvements	13-39	116,182			125,088
Rental machinery and equipment	7	882,979			887,064
Machinery and equipment - other	7	60,182			61,796
Furniture, fixtures and computers	5	17,251			24,745
Automobiles and other vehicles	5	28,734			29,696
Leasehold improvements	7-15, or lease term if shorter	14,258			15,392
Construction in progress - machinery and equipment and buildings	—	46,564			65,152
		1,204,067			1,250,194
Less: Accumulated depreciation		(875,635		)	(833,704		)
Total property, plant and equipment, net		$	328,432		$	416,490

Summary of Depreciation and Amortization

The following table presents the depreciation and amortization associated with each line for the years ended December 31, 2019, 2018 and 2017 (in thousands):



	December 31,
		2019		2018		2017
Cost of revenue
Services		$	80,072	$	93,280	$	102,212
Products		1,511		4,354		4,971
General and administrative expenses		11,217		13,658		14,919
Total		$	92,800	$	111,292	$	122,102