Statement of Stockholders' Equity (Deficit) (USD $) Share data in Thousands, unless otherwise specified	3 Months Ended		12 Months Ended						12 Months Ended				12 Months Ended				12 Months Ended				12 Months Ended				12 Months Ended				12 Months Ended
	Sep. 29, 2013	Sep. 30, 2012	Sep. 29, 2013	Sep. 30, 2012	Sep. 29, 2013 Common Stock [Member]	Sep. 30, 2012 Common Stock [Member]	Sep. 25, 2011 Common Stock [Member]	Sep. 26, 2010 Common Stock [Member]	Sep. 29, 2013 Common Class B [Member]	Sep. 30, 2012 Common Class B [Member]	Sep. 25, 2011 Common Class B [Member]	Sep. 26, 2010 Common Class B [Member]	Sep. 29, 2013 Common Stock [Member]	Sep. 30, 2012 Common Stock [Member]	Sep. 25, 2011 Common Stock [Member]	Sep. 29, 2013 Common Stock [Member]	Sep. 29, 2013 Common Class B [Member]	Sep. 30, 2012 Common Class B [Member]	Sep. 25, 2011 Common Class B [Member]	Sep. 29, 2013 Common Class B [Member]	Sep. 29, 2013 Additional Paid-in Capital [Member]	Sep. 30, 2012 Additional Paid-in Capital [Member]	Sep. 25, 2011 Additional Paid-in Capital [Member]	Sep. 29, 2013 Additional Paid-in Capital [Member]	Sep. 29, 2013 Retained Earnings [Member]	Sep. 30, 2012 Retained Earnings [Member]	Sep. 25, 2011 Retained Earnings [Member]	Sep. 29, 2013 Retained Earnings [Member]	Sep. 29, 2013 Accumulated Other Comprehensive Income (Loss) [Member]	Sep. 30, 2012 Accumulated Other Comprehensive Income (Loss) [Member]	Sep. 25, 2011 Accumulated Other Comprehensive Income (Loss) [Member]	Sep. 29, 2013 Accumulated Other Comprehensive Income (Loss) [Member]
Beginning balance			$ (114,633,000)	$ (101,346,000)									$ 523,000	$ 89,915,000	$ 78,554,000	$ 524,000	$ 0	$ 0	$ 11,352,000	$ 0	$ 241,039,000	$ 140,887,000	$ 139,460,000	$ 242,537,000	$ (342,760,000)	$ (326,062,000)	$ (179,194,000)	$ (421,077,000)	$ (13,435,000)	$ (6,086,000)	$ 6,651,000	$ 7,666,000
Common Stock, Shares, Outstanding	52,434	52,291	52,434	52,291	52,434	52,291	44,958	39,277	0	0	0	5,676
Par Value Change- Common Stock Shares					0	0	0
Stock Issued During Period, Value, Conversion of Convertible Securities													0	0	11,352,000
Conversion of Stock, Amount Converted																	0	0	(11,352,000)
Conversion of Stock, Shares Converted									0	0	(5,676)
Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Adjustment, before Tax																													35,764,000	(12,455,000)	(21,518,000)
Other Comprehensive Income (Loss), Tax																													(14,663,000)	5,106,000	8,781,000
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest	(88,535,000)	(3,027,000)	(77,724,000)	(16,299,000)																					(77,724,000)	(16,299,000)	(146,681,000)
Net Income (Loss) Attributable to Noncontrolling Interest			593,000	399,000																					(593,000)	(399,000)	(187,000)
Change In Par Value													0	(89,466,000)	0						0	89,466,000	0
Share-based Compensation																					1,261,000	1,080,000	1,502,000
Conversion of Stock, Shares Issued					0	0	5,676
Stock Issued During Period, Value, New Issues													1,000	74,000	209,000						237,000	9,606,000	(75,000)
Stock Issued During Period, Shares, New Issues					143	7,333	105
Stock Repurchased and Retired During Period, Value													$ 0	$ 0	$ (200,000)
Stock Repurchased and Retired During Period, Shares					0	0	(100)