Commitments and Contingencies (Tables)

12 Months Ended

Dec. 27, 2015

Commitments and Contingencies Disclosure [Abstract]

Schedule of Product Warranty Liabilities

The changes in the Company’s aggregate product warranty liabilities, which are included in other current liabilities and other long term-liabilities on the Company’s Consolidated Balance Sheets, were as follows (in millions):

	Year Ended
	December 28, 2014			December 27, 2015
Balance, at beginning of the period	$	4.7		$	4.9
Costs accrued and revenues deferred	0.8			1.2
Settlements made (in cash or kind) and revenues recognized	(0.6		)	(1.8		)
Balance, at end of period	4.9			4.3
Less: non-current portion	0.3			0.4
Current warranty liability	$	4.6		$	3.9