Supplemental Schedule Of Cash Flow Information (Tables)

12 Months Ended

Dec. 31, 2015

Supplemental Schedule Of Cash Flow Information [Abstract]

Schedule Of Supplemental Cash Flow Information

	Year ended December 31,
	2015	2014	2013
	(In thousands)
Capital leases issued for equipment	$               24,768	$               75,198	$         50,565
Asset retirement obligation additions	$                         -	$                      68	$              144