Supplemental Disclosure of Cash Flow Information (Details) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013
Supplemental Cash Flow Information [Abstract]
Interest paid	$ 60,399	$ 62,293
Income taxes paid	2,168	1,834
Write-off of deferred financing costs	17	440
Business Acquisition [Line Items]
Prepaid expenses and other current assets, net	0	(1,326)
Property, plant and equipment and leasehold intangibles, net	0	17,157
Other intangible assets, net	0	2,306
Other assets, net	0	409
Accrued expenses	0	(3,866)
Long-term debt	0	(9,845)
Net	0	4,835
Capital and financing leases [Member]
Business Acquisition [Line Items]
Property, plant and equipment and leasehold intangibles, net	27,100	0
Long-term debt	(27,100)	0
Net	$ 0	$ 0