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Leases (Details) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2013
Schedule of future minimum lease payments required for operating leases that have initial or remaining noncancelable terms in excess of one year  
2014 $ 29,330
2015 27,213
2016 26,345
2017 26,534
2018 26,879
Thereafter 385,772
Total $ 522,073