Shareholders Equity (Unaudited) - USD ($) | Common Stock | Treasury Stock | Additional Paid-In Capital | Comprehensive Income / Loss | Retained Earnings / Accumulated Deficit | Total |
Beginning balance, stockholders equity at Dec. 30, 2017 | | | | | $ 9,320,834 | |
Beginning balance, shares at Dec. 30, 2017 | 13,423,492 | | | | | |
Beginning balance, par value of shares issued at Dec. 30, 2017 | $ 134,235 | | | | | |
Share-based compensation expense | | | $ 103,029 | | | $ 103,029 |
Tax benefit from exercise of stock options | | | | | | |
Repurchase of common stock | | | | | | |
Issuance of common stock pursuant to exercise of stock options | | | | | | |
Issuance of common stock pursuant to exercise of stock options, number of shares issued | | | | | | |
Issuance of common stock pursuant to exercise of stock options, par value | | | | | | |
Net income(loss) | | | | $ 831,457 | | (831,547) |
Ending balance, stockholders equity at Jun. 30, 2018 | | | | | | 8,592,316 |
Ending Ending balance, shares at Jun. 30, 2018 | 13,423,492 | | | | | |
Ending balance, par value shares issued at Jun. 30, 2018 | $ 134,235 | | | | | |
Beginning balance, stockholders equity at Dec. 29, 2018 | | | | | 5,835,521 | $ 5,835,521 |
Beginning balance, shares at Dec. 29, 2018 | 13,425,992 | | | | | 13,425,992 |
Beginning balance, par value of shares issued at Dec. 29, 2018 | $ 134,260 | | | | | |
Share-based compensation expense | | | 85,397 | | | $ 85,397 |
Tax benefit from exercise of stock options | | | | | | |
Repurchase of common stock | | | | | | |
Issuance of common stock pursuant to exercise of stock options | | | $ 2,235 | | | |
Issuance of common stock pursuant to exercise of stock options, number of shares issued | 1,500 | | | | | |
Issuance of common stock pursuant to exercise of stock options, par value | $ 15 | | | | | |
Net income(loss) | | | | $ 493,615 | | (493,615) |
Ending balance, stockholders equity at Jun. 30, 2019 | | | | | | 5,429,553 |
Ending Ending balance, shares at Jun. 30, 2019 | 13,427,492 | | | | | |
Ending balance, par value shares issued at Jun. 30, 2019 | $ 134,275 | | | | | |
Beginning balance, stockholders equity at Dec. 29, 2018 | | | | | $ 5,835,521 | $ 5,835,521 |
Beginning balance, shares at Dec. 29, 2018 | 13,425,992 | | | | | 13,425,992 |
Beginning balance, par value of shares issued at Dec. 29, 2018 | $ 134,260 | | | | | |
Share-based compensation expense | | | | | | $ 85,397 |
Net income(loss) | | | | | | (493,615) |
Ending balance, stockholders equity at Jun. 29, 2019 | | | | | | $ 5,429,553 |
Ending Ending balance, shares at Jun. 29, 2019 | | | | | | 13,427,492 |