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Consolidated Statements of Changes in Stockholders' Equity (USD $) | Restricted Stock Units (RSUs) [Member] Accumulated Deficit [Member] | Restricted Stock Units (RSUs) [Member] | Common Stock [Member] | Additional Paid-in Capital [Member] | Accumulated Other Comprehensive Income (Loss) [Member] | Accumulated Deficit [Member] | Treasury Stock [Member] | Total
--- | --- | --- | --- | --- | --- | --- | --- | ---
Balance at Dec. 31, 2011 |  |  | $ 666,000 | $ 108,203,000 | $ 1,306,000 | $ (35,801,000) | $ (2,713,000) | $ 71,661,000
Balance (in Shares) at Dec. 31, 2011 |  |  | 13,335,008 |  |  |  | 591,786 |
Issuance of stock under employee stock purchase plan |  |  | 2,000 | 126,000 |  |  |  | 128,000
Issuance of stock under employee stock purchase plan (in Shares) |  |  | 29,205 |  |  |  |  | 29,205
Translation adjustment |  |  |  |  | 64,000 |  |  | 64,000
Issuance of stock upon exercise of stock options |  |  | 20,000 | 892,000 |  |  |  | 912,000
Issuance of stock upon exercise of stock options (in Shares) |  |  | 392,376 |  |  |  |  | 392,376
Stock based compensation expense |  |  |  | 169,000 |  |  |  | 169,000
Common stock repurchase |  |  |  |  |  |  | (4,704,000) | (4,704,000)
Common stock repurchase (in Shares) |  |  |  |  |  |  | 866,070 |
Cash dividend paid |  |  |  |  |  | (12,335,000) |  | (12,335,000)
Dividends declared on unvested restricted stock units | (350,000) | (350,000) |  |  |  |  |  |
Net income |  |  |  |  |  | 3,227,000 |  | 3,227,000
Balance at Dec. 29, 2012 |  |  | 688,000 | 109,390,000 | 1,370,000 | (45,259,000) | (7,417,000) | 58,772,000
Balance (in Shares) at Dec. 29, 2012 |  |  | 13,756,589 |  |  |  | 1,457,856 |
Issuance of stock under employee stock purchase plan |  |  | 3,000 | 256,000 |  |  |  | 259,000
Issuance of stock under employee stock purchase plan (in Shares) |  |  | 58,176 |  |  |  |  | 58,176
Translation adjustment |  |  |  |  | (555,000) |  |  | (555,000)
Issuance of stock upon exercise of stock options |  |  | 1,000 | 113,000 |  |  |  | 114,000
Issuance of stock upon exercise of stock options (in Shares) |  |  | 27,500 |  |  |  |  | 27,500
Issuance of stock upon vesting of restricted stock awards |  |  | 3,000 | (3,000) |  |  |  |
Issuance of stock upon vesting of restricted stock awards (in Shares) |  |  | 50,000 |  |  |  |  |
Stock based compensation expense |  |  |  | 849,000 |  |  |  | 849,000
Common stock repurchase |  |  |  |  |  |  | (83,000) | (83,000)
Common stock repurchase (in Shares) |  |  |  |  |  |  | 15,450 |
Dividends forfeited on restricted stock awards |  |  |  |  |  | 32,000 |  | 32,000
Net income |  |  |  |  |  | 1,990,000 |  | 1,990,000
Balance at Dec. 28, 2013 |  |  | $ 695,000 | $ 110,605,000 | $ 815,000 | $ (43,237,000) | $ (7,500,000) | $ 61,378,000
Balance (in Shares) at Dec. 28, 2013 |  |  | 13,892,265 |  |  |  | 1,473,306 |

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