Bank Note Payable and Term Note Payable (Details) - USD ($)			3 Months Ended	12 Months Ended
	Aug. 26, 2013	Sep. 27, 2012	Mar. 31, 2016	Dec. 31, 2015	Oct. 29, 2014
Debt Instrument [Line Items]
Borrowings outstanding			$ 265,000,000	$ 290,000,000
BAML Revolver
Debt Instrument [Line Items]
Total available			500,000,000
Additional borrowing capacity allowed by exercising an accordion feature			250,000,000
Borrowings outstanding			$ 265,000,000	$ 290,000,000
Extension available on debt			12 months
Facility fee (as a percent)			0.25%
Interest rate during period (as a percent)			1.69%	1.54%
Weighted average interest rate (as a percent)			1.67%	1.44%
BAML Revolver | LIBOR
Debt Instrument [Line Items]
Basis spread on variable rate (as a percent)			1.25%
BAML Revolver | Base Rate
Debt Instrument [Line Items]
Basis spread on variable rate (as a percent)			0.25%
BAML Term Loan
Debt Instrument [Line Items]
Principal amount of loan			$ 400,000,000
Amount drawn down		$ 400,000,000
Effective interest rate (as a percent)			2.20%
BAML Term Loan | LIBOR
Debt Instrument [Line Items]
Basis spread on variable rate (as a percent)			1.45%
Fixed rate (as a percent)		0.75%
Term pursuant to interest rate swap agreement		5 years
BAML Term Loan | Base Rate
Debt Instrument [Line Items]
Basis spread on variable rate (as a percent)			0.45%
BMO Term Loan
Debt Instrument [Line Items]
Principal amount of loan	$ 220,000,000
Amount drawn down	$ 220,000,000
Additional loans allowed by exercising an accordion feature					$ 50,000,000
Effective interest rate (as a percent)			3.97%
BMO Term Loan | LIBOR
Debt Instrument [Line Items]
Basis spread on variable rate (as a percent)			1.65%
Fixed rate (as a percent)			2.32%
Term pursuant to interest rate swap agreement	7 years
BMO Term Loan | Base Rate
Debt Instrument [Line Items]
Basis spread on variable rate (as a percent)			0.65%