Long-Term Debt (11.5% Senior Notes) (Details) (USD $)	12 Months Ended			0 Months Ended
	Dec. 28, 2013	Dec. 29, 2012	Dec. 31, 2011	Mar. 28, 2012 Senior Notes [Member] 11.5% senior notes, due 2017 [Member]	Dec. 28, 2013 Senior Notes [Member] 11.5% senior notes, due 2017 [Member]	Dec. 28, 2013 Minimum [Member] Senior Notes [Member] 11.5% senior notes, due 2017 [Member]	Dec. 28, 2013 Maximum [Member] Senior Notes [Member] 11.5% senior notes, due 2017 [Member]
Debt Instrument [Line Items]
Proceeds from issuance of 11.5% senior notes	$ 0	$ 225,000,000	$ 0	$ 225,000,000
Debt, unamortized discount				$ 8,300,000	$ 7,300,000
Redemption price as a percentage of principal amount (percent)						100.00%	105.75%
Redemption percentage permitted with proceeds from public equity offering (percent)					35.00%
Redemption price percentage if proceeds from public equity offering are used (percent)					111.50%
Redemption price percentage if make whole premium is paid (percent)					100.00%
Redemption price percentage if there was a change of control (percent)					101.00%