Quarterly Information (Unaudited) (Additional Information) (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 27, 2015	Sep. 27, 2015	Jun. 28, 2015	Mar. 29, 2015	Dec. 28, 2014	Sep. 28, 2014	Jun. 29, 2014	Mar. 30, 2014	Dec. 27, 2015	Dec. 28, 2014	Dec. 29, 2013
Restructuring Cost and Reserve [Line Items]
CFO transition charge				$ 800					$ 800	$ 1,200
Interest on financing liability	$ 400	$ 400	$ 400	400	$ 500	$ 400	$ 400	$ 400	$ 1,979	$ 2,222	$ 2,082
Litigation matter expense, net of tax	3,700	6,600	9,000		1,600
Parent
Restructuring Cost and Reserve [Line Items]
Restructuring charge, net of tax	7,700	37	200	1,100	3,300	1,000	$ 200	$ 1,400
Valuation allowance adjustment	400			(1,000)	(300)	11,600
Acquisition costs, net of tax	7	$ 15	$ 41	$ 100	100	$ 300
Intangible impairment, net of tax	$ 3,600				$ 600