Note 8 - Income Taxes (Tables)

12 Months Ended

May 28, 2017

Notes Tables

Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]

	Year Ended
	May 28, 2017		May 29, 2016			May 31, 2015
Current:
Federal	$	1,690	$	2,382		$	3,480
State		57		(82	)		43
Foreign		82		83			71
Total		1,829		2,383			3,594
Deferred:
Federal		2,244		(9,177	)		3,789
State		262		(610	)		363
Total		2,506		(9,787	)		4,152
Income tax expense (benefit)	$	4,335	$	(7,404	)	$	7,746

Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]

	Year Ended
	May 28, 2017			May 29, 2016			May 31, 2015
Provision at U.S. statutory rate of 35%	$	5,224		$	(6,666	)	$	7,451
State income taxes, net of federal benefit		325			(504	)		566
Change in valuation allowance		85			6			353
Tax credits		(834	)		(156	)		(375	)
S tock-based compensation		(365	)		173			142
Domestic manufacturing deduction		(243	)		(307	)		(369	)
Other		143			50			(22	)
Total	$	4,335		$	(7,404	)	$	7,746

Schedule of Deferred Tax Assets and Liabilities [Table Text Block]

	Year Ended
	May 28, 2017			May 29, 2016
Deferred tax assets:
Accruals and reserves	$	3,242		$	1,836
Net operating loss carryforwards		2,766			3,030
Stock-based compensation		2,032			1,436
Research and AMT credit carryforwards		1,050			468
Other		661			926
Gross deferred tax assets		9,751			7,696
Valuation allowance		(1,325	)		(1,240	)
Net deferred tax assets		8,426			6,456
Deferred tax liabilities:
Basis difference in investment in non-public company		(11,495	)		(11,125	)
Goodwill and other indefinite life intangibles		(11,119	)		(8,015	)
Depreciation and amortization		(10,393	)		(9,758	)
Deferred tax liabilities		(33,007	)		(28,898	)
Net deferred tax liabilities	$	(24,581	)	$	(22,442	)

Schedule of Unrecognized Tax Benefits Roll Forward [Table Text Block]

	As of
	May 28 , 2017			May 29, 2016			May 31, 2015
Unrecognized tax benefits – beginning of the period	$	842		$	987		$	1,035
Gross increases – tax positions in prior period		11			1			17
Gross decreases – tax positions in prior period		(90	)		(223	)		(141	)
Gross increases – current-period tax positions		93			77			76
Lapse of statute of limitations		(319	)		—			—
Unrecognized tax benefits – end of the period	$	537		$	842		$	987