Long-Term Debt (Details Textual) (USD $)	9 Months Ended			9 Months Ended						9 Months Ended
	Jun. 23, 2012	Sep. 24, 2011	Jun. 08, 2011	Jun. 23, 2012 Maximum [Member]	Jun. 23, 2012 Minimum [Member]	Jun. 23, 2012 8.25 % senior subordinated notes due 2018 as of June 23, 2012 [Member]	Sep. 24, 2011 8.25 % senior subordinated notes due 2018 as of June 23, 2012 [Member]	Mar. 08, 2010 8.25 % senior subordinated notes due 2018 as of June 23, 2012 [Member]	Jun. 23, 2012 Financial covenants [Member]	Jun. 23, 2012 Credit Facility [Member]	Jun. 23, 2012 Credit Facility [Member] 8.25 % senior subordinated notes due 2018 as of June 23, 2012 [Member]	Feb. 08, 2012 Credit Facility [Member] 8.25 % senior subordinated notes due 2018 as of June 23, 2012 [Member]	Jun. 23, 2012 LIBOR [Member]
Long-Term Debt (Textual) [Abstract]
Net of unamortized discount on Long Term Debt	$ 712,000					$ 700,000
Unused commitments under the Credit Facility	375,000,000								231,900,000
Applicable interest rate on the Credit Facility	5.00%												3.00%
Debt, aggregate principal amount	449,877,000	435,609,000				449,288,000	400,000,000	400,000,000
Minimum interest coverage ratio	2.75									2.50
Debt instrument interest rate stated, percentage						8.25%
Senior subordinated notes issued date						Mar. 08, 2010
Debt instrument, maturity date						Mar. 01, 2018
Additional issuance amount on senior notes												50,000,000
Present senior secured leverage ratio				2.0	0
Issuance price of additional senior subordinated notes											2018 Notes at a price of 98.501%, plus accrued interest from September 1, 2011, in a private placement
Debt issuance expenses											1,700,000
Commitment fees range				0.50%	0.30%
Total leverage ratio				3.9	1.0
Long-Term Debt (Additional Textual) [Abstract]
Revolving credit facility			275,000,000
Borrowing capacity	375,000,000
Increase in borrowing capacity	100,000,000
Extension of maturity date	one year, to June 2016
Incremental term loans	200,000,000
Outstanding balance of Credit Facility	0
Letters of credit outstanding	0
Debt interest terms	Interest on the amended Credit Facility is based, at the Company’s option, on a rate equal to the Alternate Base Rate (ABR), which is the greatest of the prime rate, the Federal Funds rate plus 1/2 of 1% or one month LIBOR plus 1%, plus a margin, which fluctuates from 0.75% to 1.75%, or LIBOR plus a margin, which fluctuates from 1.75% to 2.75% and commitment fees that range from 0.30% to 0.50%, determined quarterly based on consolidated total debt to consolidated EBITDA for the most recent trailing 12-month period.
Maximum restricted payments including cash dividends and stock repurchases under credit agreement.	$ 200,000,000
Interest coverage ratio	3.0
Debt redemption terms	The Company may redeem some or all of the 2018 Notes at any time on or after March 1, 2014 for 104.125%, after March 1, 2015 for 102.063% and after March 1, 2016 for 100%, plus accrued and unpaid interest. Additionally, at any time prior to March 1, 2013, the Company may redeem up to 35% of the 2018 Notes with any proceeds the Company receives from certain equity offerings at a redemption price of 108.25% of the principal amount, plus accrued and unpaid interest.