Income Taxes - Components of Net Deferred Tax Asset and Liability (Detail) - USD ($) $ in Thousands |
Dec. 31, 2016 |
Jan. 02, 2016 |
|---|---|---|
| Deferred tax assets: | ||
| State and federal net operating loss carryforwards | $ 2,000 | $ 4,735 |
| Stock-based compensation expense | 2,646 | 2,735 |
| Accrued warranty | 2,149 | 1,643 |
| Obsolete inventory and UNICAP adjustment | 503 | 607 |
| Other deferrals and accruals, net | 899 | 682 |
| Allowance for doubtful accounts | 195 | 152 |
| Acquisition costs | 537 | 261 |
| Total deferred tax assets | 8,929 | 10,815 |
| Deferred tax liabilities: | ||
| Trade names and other intangible assets, net | (26,007) | (26,631) |
| Property, plant and equipment | (10,492) | (9,202) |
| Goodwill | (3,193) | (619) |
| Deferred financing costs | (1,241) | (131) |
| Prepaid expenses | (167) | (126) |
| Total deferred tax liabilities | (41,100) | (36,709) |
| Total deferred tax liabilities, net | $ (32,171) | $ (25,894) |