Operating Property And Equipment (Tables)

12 Months Ended

Dec. 31, 2014

Property, Plant and Equipment [Abstract]

Schedule of operating property and equipment

	Estimated Useful  Lives	December 31,
		2014			2013
	(In years)	(In thousands)
Land	—	$	201,089		193,031
Buildings and improvements	10 — 40	766,360			715,965
Machinery and equipment	3 — 10	663,616			595,244
Other	3 — 10	103,557			120,703
		1,734,622			1,624,943
Accumulated depreciation		(1,035,028		)	(991,117	)
Total		$	699,594		633,826