Fair Value Measurements (Tables)

3 Months Ended

Mar. 31, 2018

Fair Value Measurements

Schedule of fair value hierarchy of assets measured on nonrecurring basis and gain (losses) recorded

	Assets at Fair Value																Total Losses
	March 31, 2018								December 31, 2017								March 31,
	Level 1		Level 2		Level 3		Total		Level 1		Level 2		Level 3		Total		2018		2017
	(in thousands)																(in thousands)
Equipment held for lease	$	—	$	—	$	—	$	—	$	—	$	23,255	$	—	$	23,255	$	—	$	(9,020)
Equipment held for sale		—		—		—		—		—		39,261		—		39,261		—		(3,071)
Spare parts inventory		—		464		—		464		—		5,336		—		5,336		(530)		(918)
Total	$	—	$	464	$	—	$	464	$	—	$	67,852	$	—	$	67,852	$	(530)	$	(13,009)