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Consolidated Statements of Shareholders' Equity (Paranthetical) (USD $)
1 Months Ended 12 Months Ended
Dec. 31, 2012
Feb. 01, 2014
Feb. 02, 2013
Consolidated Statements of Shareholders' Equity [Abstract]      
Paid dividends per share $ 1.00 $ 0.24 $ 1.15