Direct Financing Leases and Other Assets (Tables)

12 Months Ended

Dec. 31, 2014

Direct Financing Leases And Other Assets [Abstract]

Direct financing leases and other assets

	December 31,
	2014		2013
	(In thousands)
Direct financing leases, net	$	331,065	320,327
Investments held in Rabbi Trusts	38,681		32,519
Contract incentives	21,475		20,355
Insurance receivables	13,957		14,933
Debt issuance costs	16,503		16,570
Prepaid pension asset	2,698		23,556
Interest rate swap agreements	4,565		9,333
Other	17,155		22,908
Total	$	446,099	460,501