Quarterly report pursuant to Section 13 or 15(d)

Commitments And Contingencies (Details)

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Commitments And Contingencies (Details) (USD $)
Jun. 30, 2014
Dec. 31, 2013
Commitments and Contingencies Disclosure [Abstract]    
Operating Leases, Future Minimum Payments Due $ 305,671,000 $ 275,687,000
Inventory purchase obligations $ 400,933,000