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Consolidated Statements Of Shareholders' Equity (USD $) In Thousands, except Share data | Common Stock [Member] | Capital In Excess Of Par Value [Member] | Retained Earnings [Member] | Treasury Stock [Member] | Accumulated Other Comprehensive Income (Loss) [Member] | Total
--- | --- | --- | --- | --- | --- | ---
Balance at Oct. 01, 2010 | $ 479 | $ 59,779 | $ 50,039 | $ (1) | $ 16,073 |
Balance, Shares at Oct. 01, 2010 | 9,579,777 |  |  |  |  |
Net income |  |  | 32,644 |  |  | 32,644
Exercise of stock options | 2 | 218 |  |  |  |
Exercise of stock options, Shares | 40,780 |  |  |  |  |
Issuance of stock under employee stock purchase plan |  | 88 |  |  |  |
Issuance of stock under employee stock purchase plan, Shares | 5,475 |  |  |  |  | 5,475
Award of non-vested shares | 8 |  |  |  |  |
Award of non-vested shares, Shares | 157,359 |  |  |  |  |
Stock-based compensation |  | 1,436 |  |  |  |
Currency translation adjustment |  |  |  |  | 2,506 | 2,506
Change in pension plans |  |  |  |  | (737) |
Reissue of treasury stock |  |  |  | 1 |  |
Amortization of unrealized loss on interest rate swap |  |  |  |  | 990 | 990
Balance at Sep. 30, 2011 | 489 | 61,521 | 82,683 |  | 18,832 |
Balance, Shares at Sep. 30, 2011 | 9,783,391 |  |  |  |  |
Net income |  |  | 10,134 |  |  | 10,134
Exercise of stock options | 2 | 269 |  |  |  |
Exercise of stock options, Shares | 37,285 |  |  |  |  |
Issuance of stock under employee stock purchase plan | 1 | 167 |  |  |  |
Issuance of stock under employee stock purchase plan, Shares | 10,349 |  |  |  |  | 10,349
Award of non-vested shares | 3 |  |  |  |  |
Award of non-vested shares, Shares | 61,952 |  |  |  |  |
Stock-based compensation |  | 1,666 |  |  |  |
Tax effect on stock based awards |  | 594 |  |  |  |
Currency translation adjustment |  |  |  |  | (2,462) | (2,462)
Write off of currency translation adjustment (gain) loss |  |  |  |  | 552 | 552
Change in pension plans |  |  |  |  | (1,594) |
Purchase of treasury stock at cost |  |  |  | (9) |  |
Purchase of treasury stock at cost, Shares | (6,621) |  |  |  |  |
Reissue of treasury stock, Shares | 6,105 |  |  |  |  |
Reissue of treasury stock |  | (33) |  |  |  |
Amortization of unrealized loss on interest rate swap |  |  |  |  | 789 | 789
Balance at Sep. 28, 2012 | 495 | 64,184 | 92,817 | (9) | 16,117 |
Balance, Shares at Sep. 28, 2012 | 9,892,461 |  |  |  |  |
Net income |  |  | 19,327 |  |  | 19,327
Issuance of stock under employee stock purchase plan | 1 | 227 |  |  |  |
Issuance of stock under employee stock purchase plan, Shares | 9,562 |  |  |  |  | 9,562
Award of non-vested shares | 3 | (3) |  |  |  |
Award of non-vested shares, Shares | 70,545 |  |  |  |  |
Stock-based compensation |  | 1,488 |  |  |  |
Tax effect on stock based awards |  | 572 |  |  |  |
Currency translation adjustment |  |  |  |  | (28) | (28)
Write off of currency translation adjustment (gain) loss |  |  |  |  | (84) | (84)
Change in pension plans |  |  |  |  | 3,223 |
Purchase of treasury stock at cost |  |  |  | (886) |  |
Purchase of treasury stock at cost, Shares | (43,464) |  |  |  |  |
Reissue of treasury stock, Shares | 8,300 |  |  |  |  |
Reissue of treasury stock |  | (94) |  | 180 |  |
Amortization of unrealized loss on interest rate swap |  |  |  |  | 138 | 138
Balance at Sep. 27, 2013 | $ 499 | $ 66,374 | $ 112,144 | $ (715) | $ 19,366 |
Balance, Shares at Sep. 27, 2013 | 9,937,404 |  |  |  |  |

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