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Stockholders' Equity - Summary of Restricted Stock Activity (Detail) - USD ($) |  |  | 12 Months Ended
--- | --- | --- | ---
Dec. 31, 2019 | Dec. 30, 2018 | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |
Income tax benefit |  |  | $ (42,000) | $ (54,000) | $ (164,000)
Restricted Stock [Member] |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |
Unvested restricted stock outstanding at beginning of year |  |  | 739,465 |  |
Granted, Shares |  |  | 285,956 | 369,350 | 469,465
Vested, Shares |  |  | (407,349) |  |
Unvested restricted stock outstanding at end of year | 618,072 |  | 618,072 | 739,465 |
Unvested restricted stock outstanding at beginning period, weighted-average grand date fair value |  |  | $ 7.79 |  |
Weighted-average fair value per restricted stock granted during year |  |  | 4.28 | $ 5.47 | $ 9.11
Vested, weighted-average grant date fair value |  |  | 8.27 |  |
Unvested restricted stock outstanding at end of year, Weighted-average granted date fair value | $ 5.42 |  | $ 5.42 | $ 7.79 |
Total fair value of restricted stock granted |  |  | $ 1,223,000 | $ 2,019,000 | $ 4,277,000
Income tax benefit |  |  | $ (374,000) | $ (398,000) | $ (1,659,000)
Total weighted-average remaining vesting period in years |  |  | 2 years 2 months 4 days | 1 year 9 months 10 days | 1 year 11 months 12 days
Total fair value of restricted stock vested during the year |  |  | $ 3,371,000 | $ 7,355,000 | $ 3,124,000
Restricted Stock [Member] | Cost of Sales [Member] |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |
Stock-based compensation expense |  |  | 255,000 | 385,000 | 312,000
Restricted Stock [Member] | SG&A [Member] |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |
Stock-based compensation expense |  |  | $ 1,263,000 | $ 7,574,000 | $ 3,987,000
Performance Based Restricted Stock [Member] |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |
Granted, Shares | 275,119 | 210,602 | 221,439 |  |
Unvested restricted stock outstanding at end of year | 221,439 |  | 221,439 |  |
Weighted-average fair value per restricted stock granted during year |  |  | $ 7.26 |  |
Unvested restricted stock outstanding at end of year, Weighted-average granted date fair value | $ 7.26 |  | $ 7.26 |  |
Total fair value of restricted stock granted |  |  | $ 1,608,000 |  |
Income tax benefit |  |  | $ (84,000) |  |
Total weighted-average remaining vesting period in years |  |  | 1 year 2 months 4 days |  |
Performance Based Restricted Stock [Member] | Cost of Sales [Member] |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |
Stock-based compensation expense |  |  | $ 53,000 |  |
Performance Based Restricted Stock [Member] | SG&A [Member] |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |
Stock-based compensation expense |  |  | $ 290,000 |  |
Restricted Stock Units [Member] |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |
Unvested restricted stock outstanding at beginning of year |  |  | 68,334 |  |
Granted, Shares |  |  | 31,833 | 35,511 | 37,992
Vested, Shares |  |  | (13,827) |  |
Unvested restricted stock outstanding at end of year | 86,340 |  | 86,340 | 68,334 |
Unvested restricted stock outstanding at beginning period, weighted-average grand date fair value |  |  | $ 8.23 |  |
Weighted-average fair value per restricted stock granted during year |  |  | 5.89 | $ 5.28 | $ 9.87
Vested, weighted-average grant date fair value |  |  | 13.56 |  |
Unvested restricted stock outstanding at end of year, Weighted-average granted date fair value | $ 6.51 |  | $ 6.51 | $ 8.23 |
Total fair value of restricted stock granted |  |  | $ 187,000 | $ 187,000 | $ 375,000
Income tax benefit |  |  | $ (46,000) | $ (34,000) | $ (115,000)
Total weighted-average remaining vesting period in years |  |  | 1 year 6 months 25 days | 1 year 9 months | 3 years 18 days
Total fair value of restricted stock vested during the year |  |  | $ 187,000 | $ 125,000 | $ 250,000
Restricted Stock Units [Member] | SG&A [Member] |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |
Stock-based compensation expense |  |  | $ 187,000 | $ 187,000 | $ 375,000

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