Quarterly report pursuant to Section 13 or 15(d)

Long-Term Debt (Details Textual)

v2.4.0.6
Long-Term Debt (Details Textual) (USD $)
1 Months Ended 6 Months Ended 6 Months Ended 0 Months Ended 6 Months Ended 0 Months Ended 0 Months Ended 1 Months Ended 6 Months Ended 6 Months Ended
Jun. 30, 2011
Mar. 30, 2013
Sep. 29, 2012
Mar. 24, 2012
Jun. 08, 2011
Mar. 30, 2013
March 2014 [Member]
Mar. 30, 2013
March 2015 [Member]
Mar. 30, 2013
March 2016 [Member]
Jun. 08, 2011
Maximum [Member]
Mar. 30, 2013
Maximum [Member]
Jun. 08, 2011
Maximum [Member]
Option One [Member]
Jun. 08, 2011
Maximum [Member]
Option Two [Member]
Jun. 08, 2011
Minimum [Member]
Mar. 30, 2013
Minimum [Member]
Jun. 08, 2011
Minimum [Member]
Option One [Member]
Jun. 08, 2011
Minimum [Member]
Option Two [Member]
Mar. 08, 2010
Senior subordinated notes, net of unamortized discount, interest at 8.25%, payable semi-annually, principal due March 2018 [Member]
Feb. 28, 2012
Senior subordinated notes, net of unamortized discount, interest at 8.25%, payable semi-annually, principal due March 2018 [Member]
Mar. 30, 2013
Senior subordinated notes, net of unamortized discount, interest at 8.25%, payable semi-annually, principal due March 2018 [Member]
Sep. 29, 2012
Senior subordinated notes, net of unamortized discount, interest at 8.25%, payable semi-annually, principal due March 2018 [Member]
Mar. 24, 2012
Senior subordinated notes, net of unamortized discount, interest at 8.25%, payable semi-annually, principal due March 2018 [Member]
Mar. 30, 2013
Financial covenants [Member]
Mar. 30, 2013
Credit Facility [Member]
Feb. 08, 2012
Credit Facility [Member]
Senior subordinated notes, net of unamortized discount, interest at 8.25%, payable semi-annually, principal due March 2018 [Member]
Mar. 30, 2013
LIBOR [Member]
Long-Term Debt (Textual) [Abstract]                                                  
Unused commitments under the Credit Facility   $ 231,000,000                                       $ 89,900,000      
Notes redemption price percentage   101.00%       104.125% 102.063% 100.00%                                  
Notes Redemption Percentage                   35.00%                              
Notes issue price percentage                                   98.501%              
Equity offerings redemption price percentage   108.25%                                              
Applicable interest rate on the Credit Facility   5.00%                 1.75% 2.75%     0.75% 1.75%                 3.00%
Minimum interest coverage ratio   2.75                                         2.50    
Debt instrument interest rate stated, percentage                                 8.25%   8.25%            
Senior subordinated notes Due Date   Mar. 01, 2018                             Mar. 01, 2018   Mar. 01, 2018            
Additional issuance amount on senior notes                                               50,000,000  
Present senior secured leverage ratio   1.2               2.0       1.0                      
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, aggregate principal amount   593,695,000 449,814,000 566,942,000                         400,000,000   449,363,000 449,312,000 449,263,000        
Estimated fair value of long term debt                                     463,700,000            
Commitment fees range                 0.50%       0.30%                        
Total leverage ratio                   1.0       5.1                      
Long-Term Debt (Additional Textual) [Abstract]                                                  
Unamortized original issue discount   637 688 737                                          
Amended line of credit facility, alternate base rate computation, option first description         2016-06                                        
Revolving credit facility         275,000,000                                        
Senior Credit Facility Maturity Period 5 years                                                
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   144,000,000                                              
Letters of credit outstanding   0                                              
Other letters of credit outstanding   16,900,000                                              
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.                                              
Amended line of credit facility, alternate base rate computation, option first description         prime rate                                        
Amended line of credit facility, alternate base rate computation, option second description         Federal Funds rate plus 1/2 of 1%                                        
Amended line of credit facility, alternate base rate computation, option second description, basis spread percentage         0.50%                                        
Amended line of credit facility, alternate base rate computation, option third description         one month LIBOR plus 1%, plus a margin                                        
Amended line of credit facility, alternate base rate computation, option third description, basis spread percentage         1.00%                                        
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.