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Stock Repurchase and Dividends (Details) (USD $)
In Millions, except Per Share data, unless otherwise specified
1 Months Ended 10 Months Ended 0 Months Ended
Feb. 28, 2014
Jun. 30, 2013
Mar. 30, 2014
Apr. 28, 2014
Subsequent event
Stock Repurchase and Dividends        
Maximum repurchase amount under stock repurchase program $ 30 $ 100    
Shares repurchased through open market purchases     1.1  
Average price of shares repurchased (in dollars per share)     $ 24.61  
Cost of shares repurchased     $ 26.6  
Subsequent Event        
Quarterly cash dividend declared (in dollars per share)       $ 0.07