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Income Taxes (Tables) | 12 Months Ended
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Dec. 29, 2018
Income Tax Disclosure [Abstract] |
Income (loss) before provision for income taxes | Income (loss) before provision for income taxes consists of the following (in thousands):
|  | Years Ended |
|  | December 29, 2018 |  |  | December 30, 2017 |  |  | December 31, 2016 |
Domestic |  | $ | 52,836 |  |  | $ | 34,238 |  |  | $ | 25,372 |
Foreign |  |  | 14,688 |  |  |  | 9,060 |  |  |  | 3,763 |
Income (loss) before income taxes |  | $ | 67,524 |  |  | $ | 43,298 |  |  | $ | 29,135 |
Provision (benefit) for income taxes | The provision (benefit) for income taxes consists of the following (in thousands):
|  | Years Ended |
|  | December 29, 2018 |  |  | December 30, 2017 |  |  | December 31, 2016 |
Current: |  |  |  |  |  |  |  |  |  |  |  |
Federal |  | $ | 616 |  |  | $ | 3,250 |  |  | $ | 697 |
State |  |  | 142 |  |  |  | 9 |  |  |  | 85 |
Foreign |  |  | 5,054 |  |  |  | 2,998 |  |  |  | 2,111 |
|  |  | 5,812 |  |  |  | 6,257 |  |  |  | 2,893 |
Deferred: |  |  |  |  |  |  |  |  |  |  |  |
Federal |  |  | 3,875 |  |  |  | 6,314 |  |  |  | (16,641 | )
State |  |  | (18 | ) |  |  | 53 |  |  |  | (320 | )
Foreign |  |  | 207 |  |  |  | 472 |  |  |  | (832 | )
|  |  | 4,064 |  |  |  | 6,839 |  |  |  | (17,793 | )
Provision (benefit) for income taxes |  | $ | 9,876 |  |  | $ | 13,096 |  |  | $ | (14,900 | )
Components of deferred tax assets and liabilities | Significant components of the Company's deferred tax assets and liabilities are as follows (in thousands):
|  | At |
|  | December 29, 2018 |  |  | December 30, 2017 |
Deferred tax assets: |  |  |  |  |  |  |  |
Reserves and accruals |  | $ | 5,704 |  |  | $ | 5,797 |
Deferred revenue |  |  | 241 |  |  |  | 240 |
Shared-based compensation |  |  | 1,644 |  |  |  | 1,483 |
Tax credit carry-forwards |  |  | 6,920 |  |  |  | 9,669 |
Net operating losses |  |  | 6,022 |  |  |  | 9,755 |
Depreciation & amortization |  |  | (7,528 | ) |  |  | (1,525 | )
Other |  |  | 532 |  |  |  | 207 |
Total deferred tax assets |  |  | 13,535 |  |  |  | 25,626 |
Less: Valuation allowance |  |  | (10,966 | ) |  |  | (13,702 | )
Total deferred tax assets net of valuation allowance |  |  | 2,569 |  |  |  | 11,924 |
Deferred tax liabilities: |  |  |  |  |  |  |  |
Depreciation & amortization |  |  | (13 | ) |  |  | (12 | )
Other |  |  | (149 | ) |  |  | (167 | )
Total deferred tax liabilities |  |  | (162 | ) |  |  | (179 | )
Net deferred tax assets |  | $ | 2,407 |  |  | $ | 11,745 |
Income Tax Rate Reconciliation | Differences between income taxes computed by applying the statutory federal income tax rate to income (loss) before income taxes and the provision (benefit) for income taxes consist of the following (in thousands):
|  | Years Ended |
|  | December 29, 2018 |  |  | December 30, 2017 |  |  | December 31, 2016 |
Income taxes computed at U.S. statutory rate |  | $ | 14,180 |  |  | $ | 15,153 |  |  | $ | 10,197 |
State income taxes |  |  | 379 |  |  |  | 227 |  |  |  | 223 |
Foreign tax rate differential |  |  | (2,382 | ) |  |  | 794 |  |  |  | 3,502 |
Change in valuation allowance |  |  | 3,037 |  |  |  | 1,490 |  |  |  | (25,738 | )
Non-deductible equity compensation |  |  | (1,241 | ) |  |  | (1,803 | ) |  |  | 380 |
Tax credits |  |  | (3,876 | ) |  |  | (2,336 | ) |  |  | (3,191 | )
Domestic production activities deduction |  |  | - |  |  |  | (608 | ) |  |  | (354 | )
Liabilities for uncertain tax positions |  |  | 12 |  |  |  | 18 |  |  |  | 67 |
Other, net |  |  | (233 | ) |  |  | 161 |  |  |  | 14 |
Provision (benefit) for income taxes |  | $ | 9,876 |  |  | $ | 13,096 |  |  | $ | (14,900 | )
Reconciliation of unrecognized tax benefits | A reconciliation of the beginning and ending amount of unrecognized tax benefits is as follows (in thousands):
|  | At |
|  | December 29, 2018 |  |  | December 30, 2017 |  |  | December 31, 2016 |
Unrecognized tax benefits - beginning of the period |  | $ | 7,151 |  |  | $ | 6,477 |  |  | $ | 6,961 |
Gross increases-tax positions in prior period |  |  | 132 |  |  |  | 32 |  |  |  | 23 |
Gross decreases-tax positions in prior period |  |  | — |  |  |  | — |  |  |  | (1,193 | )
Gross increases-current-period tax positions |  |  | 1,000 |  |  |  | 723 |  |  |  | 686 |
Lapse of statute of limitations |  |  | (175 | ) |  |  | (81 | ) |  |  | — |
Unrecognized tax benefits - end of the period |  | $ | 8,108 |  |  | $ | 7,151 |  |  | $ | 6,477 |

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