Income Taxes (Tables)

12 Months Ended

Dec. 30, 2017

Income (loss) before provision for income taxes

Income (loss) before provision for income taxes consists of the following (in thousands):

	Years Ended
	December 30, 2017		December 31, 2016		December 26, 2015
Domestic	$	34,238	$	25,372	$	178
Foreign		9,060		3,763		5,390
Income (loss) before income taxes	$	43,298	$	29,135	$	5,568

Provision (benefit) for income taxes

The provision (benefit) for income taxes consists of the following (in thousands):

	Years Ended
	December 30, 2017		December 31, 2016			December 26, 2015
Current:
Federal	$	3,250	$	697		$	148
State		9		85			3
Foreign		2,998		2,111			2,266
		6,257		2,893			2,417
Deferred:
Federal		6,314		(16,641	)		190
State		53		(320	)		3
Foreign		472		(832	)		53
		6,839		(17,793	)		246
Provision (benefit) for income taxes	$	13,096	$	(14,900	)	$	2,663

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 30, 2017			December 31, 2016
Deferred tax assets:
Reserves and accruals	$	5,797		$	11,043
Deferred revenue		240			349
Shared based compensation		1,483			2,590
Tax credit carry-forwards		9,669			10,112
Net operating losses		9,755			8,434
Depreciation & amortization		(1,525	)		(2,898	)
Other		207			(1,252	)
Total deferred tax assets		25,626			28,378
Less: Valuation allowance		(13,702	)		(10,980	)
Total deferred tax assets net of valuation allowance		11,924			17,398
Deferred tax liabilities:
Depreciation & amortization		(12	)		(6	)
Other		(167	)		(14	)
Total deferred tax liabilities		(179	)		(20	)
Net deferred tax assets	$	11,745		$	17,378

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 30, 2017			December 31, 2016			December 26, 2015
Income taxes computed at U.S. statutory rate	$	15,153		$	10,197		$	1,949
State income taxes		227			223			28
Foreign tax rate differential		794			3,502			342
Change in valuation allowance		1,490			(25,738	)		1,648
Equity compensation		(1,803	)		380			311
Tax credits		(2,336	)		(3,191	)		(1,834	)
Domestic production activities deduction		(608	)		(354	)		—
Liabilities for uncertain tax positions		18			67			74
Other, net		161			14			145
Provision (benefit) for income taxes	$	13,096		$	(14,900	)	$	2,663

Reconciliation of unrecognized tax benefits

A reconciliation of the beginning and ending amount of unrecognized tax benefits is as follows (in thousands):

	Rollforward Table (at Gross): As of
	December 30, 2017			December 31, 2016			December 26, 2015
Unrecognized tax benefits - beginning of the period	$	6,477		$	6,961		$	6,442
Gross increases-tax positions in prior period		32			23			127
Gross decreases-tax positions in prior period		—			(1,193	)		(306	)
Gross increases-current-period tax positions		723			686			698
Lapse of statute of limitations		(81	)		—			—
Unrecognized tax benefits - end of the period	$	7,151		$	6,477		$	6,961