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Shareholders Equity and Share-Based Compensation (Details 2) - Jun. 27, 2015 - $ / shares
Total
Exercise price range one [Member]  
Share based compensation arrangement by share based payment award options outstanding exercise price range  
Range of Exercise Price, Lower range limit $ 5.48
Range of Exercise Price, Upper range limit $ 8.10
Range of Exercise Prices, Number Outstanding 252,997
Range of Exercise Prices, Weighted Average Remaining Contractual Term 6 years 11 months 9 days
Range of Exercise Prices, Weighted Average Exercise Price $ 7.65
Range of Exercise Prices, Number Exercisable 147,338
Range of Exercise Prices, Weighted Average Exercise Price $ 7.62
Exercise price range two [Member]  
Share based compensation arrangement by share based payment award options outstanding exercise price range  
Range of Exercise Price, Lower range limit 8.11
Range of Exercise Price, Upper range limit $ 8.85
Range of Exercise Prices, Number Outstanding 261,537
Range of Exercise Prices, Weighted Average Remaining Contractual Term 4 years 9 months 4 days
Range of Exercise Prices, Weighted Average Exercise Price $ 8.56
Range of Exercise Prices, Number Exercisable 224,771
Range of Exercise Prices, Weighted Average Exercise Price $ 8.54
Exercise price range three [Member]  
Share based compensation arrangement by share based payment award options outstanding exercise price range  
Range of Exercise Price, Lower range limit 8.86
Range of Exercise Price, Upper range limit $ 10.25
Range of Exercise Prices, Number Outstanding 254,617
Range of Exercise Prices, Weighted Average Remaining Contractual Term 5 years 1 month 2 days
Range of Exercise Prices, Weighted Average Exercise Price $ 9.83
Range of Exercise Prices, Number Exercisable 207,785
Range of Exercise Prices, Weighted Average Exercise Price $ 9.98
Exercise price range four [Member]  
Share based compensation arrangement by share based payment award options outstanding exercise price range  
Range of Exercise Price, Lower range limit 10.26
Range of Exercise Price, Upper range limit $ 15.45
Range of Exercise Prices, Number Outstanding 314,676
Range of Exercise Prices, Weighted Average Remaining Contractual Term 3 years 7 months 13 days
Range of Exercise Prices, Weighted Average Exercise Price $ 13.53
Range of Exercise Prices, Number Exercisable 293,345
Range of Exercise Prices, Weighted Average Exercise Price $ 13.58
Exercise price range five [Member]  
Share based compensation arrangement by share based payment award options outstanding exercise price range  
Range of Exercise Price, Lower range limit 15.46
Range of Exercise Price, Upper range limit $ 18.10
Range of Exercise Prices, Number Outstanding 165,500
Range of Exercise Prices, Weighted Average Remaining Contractual Term 2 years 4 months 21 days
Range of Exercise Prices, Weighted Average Exercise Price $ 16.36
Range of Exercise Prices, Number Exercisable 165,500
Range of Exercise Prices, Weighted Average Exercise Price $ 16.36
Exercise price range six [Member]  
Share based compensation arrangement by share based payment award options outstanding exercise price range  
Range of Exercise Price, Lower range limit 5.48
Range of Exercise Price, Upper range limit $ 18.10
Range of Exercise Prices, Number Outstanding 1,249,327
Range of Exercise Prices, Weighted Average Remaining Contractual Term 4 years 8 months 1 day
Range of Exercise Prices, Weighted Average Exercise Price $ 10.92
Range of Exercise Prices, Number Exercisable 1,038,739
Range of Exercise Prices, Weighted Average Exercise Price $ 11.37