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Exit Activities (Policy)	9 Months Ended
Exit Activities (Policy)	Sep. 30, 2012
Exit Activities
Exit activities, policy	The Company accrues for closed property operating lease liabilities using a credit-adjusted discount rate to calculate the present value of the remaining non-cancelable lease payments, contractual occupancy costs and lease termination fees after the closing date, net of estimated sublease income.

Disclosure of accounting policy for recognizing and reporting costs associated with exiting, disposing of, and restructuring certain operations.