Property, Plant and Equipment

3 Months Ended

Mar. 31, 2015

Property, Plant and Equipment [Abstract]

The following is a summary of property, plant and equipment at March 31, 2015 and December 31, 2014 (in thousands):



	Estimated Useful Lives in Years	March 31, 2015			December 31, 2014
Land and land improvements (1)	8-15	$	20,900		$	21,804
Buildings and improvements	39	67,175			69,827
Rental machinery and equipment	7	795,211			763,722
Machinery and equipment - other	7	62,257			64,648
Furniture, fixtures and computers	5	17,983			17,915
Automobiles and other vehicles	5	38,637			37,417
Aircraft	7	14,868			14,868
Leasehold improvements	7, or lease term if shorter	6,991			6,353
Construction in progress - machinery
and equipment and buildings	—	123,024			114,308
		1,147,046			1,110,862
Less: Accumulated depreciation		(550,436		)	(530,720		)
Total property, plant and equipment, net		$	596,610		$	580,142

(1) The estimated useful life presented is only land improvements. Land does not have a depreciable life.

- Definition

The entire disclosure for long-lived, physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, accounting policies and methodology, roll forwards, depreciation, depletion and amortization expense, including composite depreciation, accumulated depreciation, depletion and amortization expense, useful lives and method used, income statement disclosures, assets held for sale and public utility disclosures.

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