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Investments and Fair Value Measurements (Details Textual) - USD ($)
3 Months Ended 9 Months Ended
Dec. 27, 2014
Jan. 02, 2016
Dec. 27, 2014
Aug. 04, 2015
Mar. 28, 2015
Schedule of Available-for-sale Securities [Line Items]          
Available-for-sale Securities, Gross Realized Gains $ 0 $ 4,000,000 $ 0    
Investments and Fair Value Measurements (Textual)          
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value   0     $ 0
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value   161,600,000     112,900,000
Available-for-sale Securities, Continuous Unrealized Loss Position, Accumulated Loss   400,000     $ 400,000
Cost-method investment impairment   $ 0      
Cavendish [Member]          
Schedule of Available-for-sale Securities [Line Items]          
Equity Method Investments       $ 25,000,000