Property and Equipment and Leases Future Minimum Lease Payments for Capital and Operating Leases (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013
Capital Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract]
2014	$ 876
2015	877
2016	881
2017	8,297
2018	27
Thereafter	184
Total minimum payments	11,142
Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract]
2014	32,414
2015	21,644
2016	17,305
2017	14,387
2018	12,420
Thereafter	137,231
Total minimum payments due	235,401
Total Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract]
2014	33,290
2015	22,521
2016	18,186
2017	22,684
2018	12,447
Thereafter	137,415
Total minimum payments	$ 246,543