Basis of Presentation and Significant Accounting Policies (Tables)

9 Months Ended

Sep. 30, 2015

Summary of Significant Accounting Policies (Tables)

Inventories Table

	September 30, 2015		December 31, 2014
	(In Thousands)
Finished goods	$	59,261	$	62,188
Raw materials	3,528		5,005
Parts and supplies	42,031		51,229
Work in progress	40,637		70,935
Total inventories	$	145,457	$	189,357

Weighted Average Shares Outstanding Table

	Three Months Ended   September 30,		Nine Months Ended   September 30,
	2015	2014	2015	2014
	(In Thousands)
Number of weighted average common shares outstanding	79,219	78,683	79,098	78,506
Assumed exercise of stock awards	573	—	357	—
Average diluted shares outstanding	79,792	78,683	79,455	78,506

Services and Rentals Revenues Table

	Three Months Ended   September 30,				Nine Months Ended   September 30,
	2015		2014		2015		2014
	(In Thousands)
Rental revenue	$	31,978	$	31,842	$	115,476	$	42,686
Cost of rental revenue	$	10,981	$	15,692	$	53,417	$	20,955

Fair Value Measurements on a Recurring Basis Table

				Fair Value Measurements Using
	Total as of			Quoted Prices in Active Markets for Identical Assets or Liabilities	Significant Other Observable Inputs		Significant Unobservable Inputs
Description	Sept.30, 2015			(Level 1)	(Level 2)		(Level 3)
	(In Thousands)
Asset for foreign currency derivative contracts	$	45		—	45		—
Liability for foreign currency derivative contracts	(213		)	—	(213	)	—
Acquisition contingent consideration liability	—			—	—		—
Net liability	$	(168	)

				Fair Value Measurements Using
	Total as of			Quoted Prices in Active Markets for Identical Assets or Liabilities		Significant Other Observable Inputs		Significant Unobservable Inputs
Description	Dec 31, 2014			(Level 1)		(Level 2)		(Level 3)
	(In Thousands)
Asset for foreign currency derivative contracts	$	—		$	—	—		—
Liability for foreign currency derivative contracts	(174		)	—		(174	)	—
Acquisition contingent consideration liability	—			—		—		—
Net liability	$	(174	)