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Stock Repurchase and Dividends (Details) (USD $)
Share data in Millions, except Per Share data, unless otherwise specified
0 Months Ended 6 Months Ended 16 Months Ended 0 Months Ended
Jan. 26, 2015
Nov. 10, 2014
Mar. 29, 2015
Sep. 28, 2014
Apr. 27, 2015
Jun. 30, 2013
Maximum repurchase amount under stock repurchase program   $ 200,000,000us-gaap_StockRepurchaseProgramAuthorizedAmount1       $ 100,000,000us-gaap_StockRepurchaseProgramAuthorizedAmount1
Shares repurchased through open market purchases     2.7us-gaap_TreasuryStockSharesAcquired 3.9us-gaap_TreasuryStockSharesAcquired    
Average price of shares repurchased (in dollars per share)     $ 25.11us-gaap_TreasuryStockAcquiredAverageCostPerShare $ 25.59us-gaap_TreasuryStockAcquiredAverageCostPerShare    
Cost of shares repurchased     68,700,000us-gaap_TreasuryStockValueAcquiredCostMethod 100,000,000us-gaap_TreasuryStockValueAcquiredCostMethod    
Payment of ordinary dividends     $ 8,630,000us-gaap_PaymentsOfOrdinaryDividends      
Quarterly cash dividend declared (in dollars per share) $ 0.07us-gaap_CommonStockDividendsPerShareDeclared $ 0.07us-gaap_CommonStockDividendsPerShareDeclared        
Period of stock repurchase program   2 years        
Subsequent Event            
Quarterly cash dividend declared (in dollars per share)         $ 0.08us-gaap_CommonStockDividendsPerShareDeclared
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