Annual report pursuant to Section 13 and 15(d)

Commitments and Contingencies (Details)

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Commitments and Contingencies (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2012
Summary of lease exit accruals  
Beginning, Balance $ 39,118
Lease exit expense 4,286
Payments (8,764)
Lease buyout (1,657)
Ending, Balance $ 32,983