Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies (Details)

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Summary of Significant Accounting Policies (Details) (USD $)
In Thousands, unless otherwise specified
9 Months Ended
Sep. 30, 2012
Summary of lease exit accruals  
Balance, December 31, 2011 $ 39,118
Lease exit expense 3,462
Payments (6,572)
Lease buyout (1,657)
Balance, September 30, 2012 $ 34,351