CONDENSED CONSOLIDATED STATEMENT OF STOCKHOLDERS' EQUITY - USD ($) shares in Thousands, $ in Thousands | Total | Common Stock | Treasury Stock | Paid-in Capital | Accumulated Other Comprehensive Income/(Loss), net of tax | Retained Earnings (Deficit) |
Beginning balance (in shares) at Dec. 27, 2020 | | 20,449 | | | | |
Beginning balance (in shares) at Dec. 27, 2020 | | | 4,901 | | | |
Beginning balance at Dec. 27, 2020 | $ 120,713 | $ 20 | $ (199,908) | $ 243,407 | $ (4) | $ 77,198 |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | |
Exercise of options, issuance of restricted stock, shares exchanged for exercise and tax, and stock issued through employee stock purchase plan (in shares) | | | (74) | | | |
Stock Issued During Period, Exercise Of Options, Issuance Of Restricted Stock, Shares Exchanged For Exercise And Tax, And Shares Issued Through Stock Purchase Plans | (615) | | $ 3,025 | (3,640) | | |
APIC, Share-based Payment Arrangement, Increase for Cost Recognition | 880 | | | 880 | | |
Net loss | (8,713) | | | | | (8,713) |
Other comprehensive income (loss), net of tax | 21 | | | | 21 | |
Ending balance (in shares) at Apr. 18, 2021 | | 20,449 | | | | |
Ending balance (in shares) at Apr. 18, 2021 | | | 4,827 | | | |
Ending balance at Apr. 18, 2021 | 112,286 | $ 20 | $ (196,883) | 240,647 | 17 | 68,485 |
Beginning balance (in shares) at Dec. 27, 2020 | | 20,449 | | | | |
Beginning balance (in shares) at Dec. 27, 2020 | | | 4,901 | | | |
Beginning balance at Dec. 27, 2020 | 120,713 | $ 20 | $ (199,908) | 243,407 | (4) | 77,198 |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | |
Net loss | (28,689) | | | | | |
Other comprehensive income (loss), net of tax | 14 | | | | | |
Ending balance (in shares) at Oct. 03, 2021 | | 20,449 | | | | |
Ending balance (in shares) at Oct. 03, 2021 | | | 4,727 | | | |
Ending balance at Oct. 03, 2021 | 96,165 | $ 20 | $ (192,819) | 240,445 | 10 | 48,509 |
Beginning balance (in shares) at Apr. 18, 2021 | | 20,449 | | | | |
Beginning balance (in shares) at Apr. 18, 2021 | | | 4,827 | | | |
Beginning balance at Apr. 18, 2021 | 112,286 | $ 20 | $ (196,883) | 240,647 | 17 | 68,485 |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | |
Exercise of options, issuance of restricted stock, shares exchanged for exercise and tax, and stock issued through employee stock purchase plan (in shares) | | | (95) | | | |
Stock Issued During Period, Exercise Of Options, Issuance Of Restricted Stock, Shares Exchanged For Exercise And Tax, And Shares Issued Through Stock Purchase Plans | 297 | | $ 3,844 | (3,547) | | |
APIC, Share-based Payment Arrangement, Increase for Cost Recognition | 1,577 | | | 1,577 | | |
Net loss | (4,996) | | | | | (4,996) |
Other comprehensive income (loss), net of tax | (1) | | | | (1) | |
Ending balance (in shares) at Jul. 11, 2021 | | 20,449 | | | | |
Ending balance (in shares) at Jul. 11, 2021 | | | 4,732 | | | |
Ending balance at Jul. 11, 2021 | 109,163 | $ 20 | $ (193,039) | 238,677 | 16 | 63,489 |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | |
Exercise of options, issuance of restricted stock, shares exchanged for exercise and tax, and stock issued through employee stock purchase plan (in shares) | | | (5) | | | |
Stock Issued During Period, Exercise Of Options, Issuance Of Restricted Stock, Shares Exchanged For Exercise And Tax, And Shares Issued Through Stock Purchase Plans | (60) | | $ 220 | (280) | | |
APIC, Share-based Payment Arrangement, Increase for Cost Recognition | 2,048 | | | 2,048 | | |
Net loss | (14,980) | | | | | (14,980) |
Other comprehensive income (loss), net of tax | (6) | | | | (6) | |
Ending balance (in shares) at Oct. 03, 2021 | | 20,449 | | | | |
Ending balance (in shares) at Oct. 03, 2021 | | | 4,727 | | | |
Ending balance at Oct. 03, 2021 | $ 96,165 | $ 20 | $ (192,819) | 240,445 | 10 | 48,509 |
Beginning balance (in shares) at Dec. 26, 2021 | 15,722 | 20,449 | | | | |
Beginning balance (in shares) at Dec. 26, 2021 | 4,727 | | 4,727 | | | |
Beginning balance at Dec. 26, 2021 | $ 76,974 | $ 20 | $ (192,803) | 242,560 | 1 | 27,196 |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | |
Exercise of options, issuance of restricted stock, shares exchanged for exercise and tax, and stock issued through employee stock purchase plan (in shares) | | | (64) | | | |
Stock Issued During Period, Exercise Of Options, Issuance Of Restricted Stock, Shares Exchanged For Exercise And Tax, And Shares Issued Through Stock Purchase Plans | (65) | | $ 2,781 | (2,846) | | |
APIC, Share-based Payment Arrangement, Increase for Cost Recognition | 3,042 | | | 3,042 | | |
Net loss | (3,105) | | | | | (3,105) |
Other comprehensive income (loss), net of tax | 11 | | | | 11 | |
Ending balance (in shares) at Apr. 17, 2022 | | 20,449 | | | | |
Ending balance (in shares) at Apr. 17, 2022 | | | 4,663 | | | |
Ending balance at Apr. 17, 2022 | $ 76,857 | $ 20 | $ (190,022) | 242,756 | 12 | 24,091 |
Beginning balance (in shares) at Dec. 26, 2021 | 15,722 | 20,449 | | | | |
Beginning balance (in shares) at Dec. 26, 2021 | 4,727 | | 4,727 | | | |
Beginning balance at Dec. 26, 2021 | $ 76,974 | $ 20 | $ (192,803) | 242,560 | 1 | 27,196 |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | |
Net loss | (33,605) | | | | | |
Other comprehensive income (loss), net of tax | $ (51) | | | | | |
Ending balance (in shares) at Oct. 02, 2022 | 15,900 | 20,449 | | | | |
Ending balance (in shares) at Oct. 02, 2022 | 4,549 | | 4,549 | | | |
Ending balance at Oct. 02, 2022 | $ 51,627 | $ 20 | $ (184,169) | 242,235 | (51) | (6,408) |
Beginning balance (in shares) at Apr. 17, 2022 | | 20,449 | | | | |
Beginning balance (in shares) at Apr. 17, 2022 | | | 4,663 | | | |
Beginning balance at Apr. 17, 2022 | 76,857 | $ 20 | $ (190,022) | 242,756 | 12 | 24,091 |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | |
Exercise of options, issuance of restricted stock, shares exchanged for exercise and tax, and stock issued through employee stock purchase plan (in shares) | | | (113) | | | |
Stock Issued During Period, Exercise Of Options, Issuance Of Restricted Stock, Shares Exchanged For Exercise And Tax, And Shares Issued Through Stock Purchase Plans | 126 | | $ 5,817 | (5,691) | | |
APIC, Share-based Payment Arrangement, Increase for Cost Recognition | 2,542 | | | 2,542 | | |
Net loss | (17,932) | | | | | (17,932) |
Other comprehensive income (loss), net of tax | (18) | | | | (18) | |
Ending balance (in shares) at Jul. 10, 2022 | | 20,449 | | | | |
Ending balance (in shares) at Jul. 10, 2022 | | | 4,550 | | | |
Ending balance at Jul. 10, 2022 | 61,575 | $ 20 | $ (184,205) | 239,607 | (6) | 6,159 |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | |
Exercise of options, issuance of restricted stock, shares exchanged for exercise and tax, and stock issued through employee stock purchase plan (in shares) | | | (1) | | | |
Stock Issued During Period, Exercise Of Options, Issuance Of Restricted Stock, Shares Exchanged For Exercise And Tax, And Shares Issued Through Stock Purchase Plans | (4) | | $ 36 | (40) | | |
APIC, Share-based Payment Arrangement, Increase for Cost Recognition | 2,668 | | | 2,668 | | |
Net loss | (12,567) | | | | | (12,567) |
Other comprehensive income (loss), net of tax | $ (45) | | | | (45) | |
Ending balance (in shares) at Oct. 02, 2022 | 15,900 | 20,449 | | | | |
Ending balance (in shares) at Oct. 02, 2022 | 4,549 | | 4,549 | | | |
Ending balance at Oct. 02, 2022 | $ 51,627 | $ 20 | $ (184,169) | $ 242,235 | $ (51) | $ (6,408) |