Property, Plant and Equipment (Tables)

9 Months Ended

Sep. 30, 2019

Property, Plant and Equipment [Abstract]

Summary of Property, Plant and Equipment

The following is a summary of property, plant and equipment at September 30, 2019 and December 31, 2018 (in thousands):

	Estimated Useful Lives in Years	September 30, 2019			December 31, 2018
Land	—	$	31,438		$	32,945
Land improvements	8-15	7,128			8,316
Buildings and improvements	13-39	115,141			125,088
Rental machinery and equipment	7	896,483			887,064
Machinery and equipment - other	7	60,571			61,796
Furniture, fixtures and computers	5	20,091			24,745
Automobiles and other vehicles	5	29,243			29,696
Leasehold improvements	7-15, or lease term if shorter	14,740			15,392
Construction in progress - machinery      and equipment and land improvements	—	68,743			65,152
		1,243,578			1,250,194
Less: Accumulated depreciation		(877,126		)	(833,704		)
Total property, plant and equipment, net		$	366,452		$	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 and nine months ended September 30, 2019 and 2018 (in thousands):

	Three Months Ended				Nine Months Ended
	September 30,				September 30,
	2019		2018		2019		2018
Services	$	18,224	$	22,584	$	60,636	$	70,465
Products	376		1,051		1,235		3,319
General and administrative expenses	2,882		3,363		8,766		10,376
Total	$	21,482	$	26,998	$	70,637	$	84,160