Operating Leases - Future Minimum Payments (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014
Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract]
Minimum lease payments, 2015	$ 11,604
Minimum lease payments, 2016	11,532
Minimum lease payments, 2017	10,856
Minimum lease payments, 2018	9,897
Minimum lease payments, 2019	9,286
Minimum lease payments, Thereafter	26,403
Minimum lease payments, Total	79,578
Future Minimum Sublease Rentals, Sale Leaseback Transactions, Fiscal Year Maturity [Abstract]
Minimum sublease rentals, 2015	(75)
Minimum sublease rentals, 2016	0
Minimum sublease rentals, 2017	0
Minimum sublease rentals, 2018	0
Minimum sublease rentals, 2019	0
Minimum sublease rentals, Thereafter	0
Minimum sublease rentals, Total	(75)
Future Minimum Lease Payments Net [Abstract]
Future minimum payments, net, 2015	11,529
Future minimum payments, net, 2016	11,532
Future minimum payments, net, 2017	10,856
Future minimum payments, net, 2018	9,897
Future minimum payments, net, 2019	9,286
Future minimum payments, net, Thereafter	26,403
Future minimum payments, net, Total	$ 79,503

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Operating Leases Future Minimum Payments Due Total, Net of Sublease Rentals

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Amount of minimum sublease rentals to be received by the seller-lessee for sale-leaseback transactions accounted for using the deposit method or as a financing.

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Amount of minimum sublease rentals for sale-leaseback transactions accounted for using the deposit method or as a financing to be received by the seller-lessee after the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of minimum sublease rentals for sale-leaseback transactions accounted for using the deposit method or as a financing to be received by the seller-lessee in the fourth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of minimum sublease rentals for sale-leaseback transactions accounted for using the deposit method or as a financing to be received by the seller-lessee in the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of minimum sublease rentals for sale-leaseback transactions accounted for using the deposit method or as a financing to be received by the seller-lessee in the third fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of minimum sublease rentals for sale-leaseback transactions accounted for using the deposit method or as a financing to be received by the seller-lessee in the second fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of required minimum rental payments for leases having an initial or remaining non-cancelable letter-terms in excess of one year.

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Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the third fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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