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Borrowings (Details) (USD $)
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9 Months Ended | 1 Months Ended | 9 Months Ended | 9 Months Ended | 1 Months Ended | 9 Months Ended | 1 Months Ended | 9 Months Ended | 9 Months Ended | |||||||||||||||||||
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Sep. 29, 2012
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Dec. 31, 2011
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Sep. 29, 2012
AAP
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Dec. 31, 2011
AAP
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Sep. 29, 2012
Floating rate term loan, due in monthly installments of $21, plus interest, due February 2021, collateralized by land and building
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Dec. 31, 2011
Floating rate term loan, due in monthly installments of $21, plus interest, due February 2021, collateralized by land and building
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Feb. 28, 2011
Floating rate term loan, due in monthly installments of $21, plus interest, due February 2021, collateralized by land and building
PNC
payment
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Jan. 30, 2011
Floating rate term loan, due in monthly installments of $21, plus interest, due February 2021, collateralized by land and building
PNC
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Sep. 29, 2012
Floating rate term loan, due in monthly installments of $21, plus interest, due February 2021, collateralized by land and building
PNC
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Dec. 31, 2011
Floating rate term loan, due in monthly installments of $21, plus interest, due February 2021, collateralized by land and building
PNC
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Sep. 29, 2012
Floating rate term loan, due in monthly installments of $21, plus interest, due February 2021, collateralized by land and building
Base Rate
PNC
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Sep. 29, 2012
Floating rate term loan, due in monthly installments of $21, plus interest, due February 2021, collateralized by land and building
LIBOR Rate
PNC
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Sep. 29, 2012
Floating rate term loans, due in monthly installments of $54, including interest, due March 2021, collateralized by equipment
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Dec. 31, 2011
Floating rate term loans, due in monthly installments of $54, including interest, due March 2021, collateralized by equipment
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Mar. 30, 2011
Floating rate term loans, due in monthly installments of $54, including interest, due March 2021, collateralized by equipment
Susquehanna Bank
AAP
loan
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Sep. 29, 2012
Floating rate term loans, due in monthly installments of $54, including interest, due March 2021, collateralized by equipment
Susquehanna Bank
AAP
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Dec. 31, 2011
Floating rate term loans, due in monthly installments of $54, including interest, due March 2021, collateralized by equipment
Susquehanna Bank
AAP
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Sep. 29, 2012
Floating rate term loans, due in monthly installments of $54, including interest, due March 2021, collateralized by equipment
Base Rate
Susquehanna Bank
AAP
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Sep. 29, 2012
Floating rate term loans, due in monthly installments of $54, including interest, due March 2021, collateralized by equipment
Prime
Susquehanna Bank
AAP
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Mar. 30, 2011
Debt instrument term loan one
Susquehanna Bank
AAP
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Mar. 30, 2011
Debt instrument term loan two
Susquehanna Bank
AAP
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Mar. 30, 2011
Debt instrument term loan three
Susquehanna Bank
AAP
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Sep. 29, 2012
2.75% note, due in monthly installments of $3, including interest, due October 2024, collateralized by equipment
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Dec. 31, 2011
2.75% note, due in monthly installments of $3, including interest, due October 2024, collateralized by equipment
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Sep. 29, 2012
10.00% note, due in monthly installments of $10, including interest, due December 2014
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Dec. 31, 2011
10.00% note, due in monthly installments of $10, including interest, due December 2014
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Sep. 29, 2012
Capital leases and other financing obligations
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Dec. 31, 2011
Capital leases and other financing obligations
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| Borrowings | ||||||||||||||||||||||||||||
| Long-term debt, capital lease and other financing obligations | $ 7,554,000 | $ 8,240,000 | $ 2,104,000 | $ 2,295,000 | $ 4,252,000 | $ 4,537,000 | $ 418,000 | $ 440,000 | $ 311,000 | $ 400,000 | $ 469,000 | $ 568,000 | ||||||||||||||||
| Less current maturities | 2,800,000 | 989,000 | 624,000 | 593,000 | ||||||||||||||||||||||||
| Long-term debt, capital lease and other financing obligations, less current maturities | 4,754,000 | 7,251,000 | 4,600,000 | 5,022,000 | ||||||||||||||||||||||||
| Stated interest rate (as a percent) | 2.75% | 10.00% | ||||||||||||||||||||||||||
| Monthly installments | 21,000 | 21,000 | 54,000 | 3,000 | 10,000 | |||||||||||||||||||||||
| Term loan to refinance the existing mortgage | 2,550,000 | 4,750,000 | 2,100,000 | 1,400,000 | 1,250,000 | |||||||||||||||||||||||
| Number of consecutive monthly principal payments plus interest | 119 | |||||||||||||||||||||||||||
| Interest rate | PNC Base Rate | 1-, 2- or 3-month PNC LIBOR Rate | Prime | |||||||||||||||||||||||||
| Interest rate margin (as a percent) | 2.25% | 3.25% | 2.75% | |||||||||||||||||||||||||
| Interest rate at the end of the period (as a percent) | 5.50% | 5.50% | 6.00% | 6.00% | ||||||||||||||||||||||||
| Amount of long-term debt reclassified to current for failure to comply with covenant | 1,849,000 | |||||||||||||||||||||||||||
| Number of separate commercial term loans entered into during period | 3 | |||||||||||||||||||||||||||
| Term Loans maturity period (in years) | 10 years | |||||||||||||||||||||||||||
| Capital leases and other financing obligations | ||||||||||||||||||||||||||||
| Cost of equipment acquired under capital leases and other financing obligations | 1,974,000 | 1,940,000 | ||||||||||||||||||||||||||
| Accumulated amortization | $ 1,555,000 | $ 1,458,000 | ||||||||||||||||||||||||||