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Share Repurchase Program	9 Months Ended
Share Repurchase Program	Sep. 30, 2011
Comprehensive Income/Share Repurchase Program [Abstract]
Share Repurchase Program	14. Share Repurchase Program In October 2011, the Board of Directors authorized a share repurchase program for up to $35.0 million of the Company’s common stock. Shares repurchased under the program will be held in treasury for future use.