Property, Plant and Equipment (Tables)

3 Months Ended

Mar. 31, 2019

Property, Plant and Equipment [Abstract]

Summary of Property, Plant and Equipment

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



	Estimated Useful Lives in Years	March 31, 2019			December 31, 2018
Land	—	$	32,654		$	32,945
Land improvements	8-15	8,421			8,316
Buildings and improvements	13-39	124,684			125,088
Rental machinery and equipment	7	891,753			887,064
Machinery and equipment - other	7	61,755			61,796
Furniture, fixtures and computers	5	24,777			24,745
Automobiles and other vehicles	5	29,759			29,696
Leasehold improvements	7-15, or lease term if shorter	15,415			15,392
Construction in progress - machinery and equipment and land improvements	—	60,841			65,152
		1,250,059			1,250,194
Less: Accumulated depreciation		(854,941		)	(833,704		)
Total property, plant and equipment, net		$	395,118		$	416,490

Summary of Depreciation and Amortization Expense

The following table presents the depreciation and amortization expense associated with each line item for the three months ended March 31, 2019 and 2018 (in thousands):



	Three Months Ended
	March 31,
	2019		2018
Services	$	21,505	$	23,579
Products	434		1,137
General and administrative expenses	3,303		3,584
Total	$	25,242	$	28,300