Sales Contracts (Tables)

6 Months Ended

Jun. 30, 2018

Acquired Sales Contracts [Abstract]

Schedule of Sales Contracts

The sales contracts reflected in the Condensed Consolidated Balance Sheets are as follows:

	June 30, 2018								December 31, 2017
	Assets			Liabilities			Net Total		Assets			Liabilities			Net Total
	(In thousands)								(In thousands)
Original fair value	$	97,196		$	31,742				$	97,196		$	31,742
Accumulated amortization	(91,650		)	(30,570		)			(84,760		)	(29,979		)
Total	$	5,546		$	1,172		$	4,374	$	12,436		$	1,763		$	10,673
Balance Sheet classification:
Other current	$	5,544		$	634				$	12,432		$	934
Other noncurrent	$	2		$	538				$	4		$	829