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Note 8 - Income Taxes (Tables)

12 Months Ended

May 27, 2018

Notes Tables

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

		Year Ended
		May 27, 2018				May 28, 2017				May 29, 2016
Current:
Federal		$	(2,854	)		$	1,388			$	2,085
State			60				39				(96	)
Foreign			83				82				83
Total			(2,711	)			1,509				2,072
Deferred:
Federal			(7,122	)			2,270				(9,165	)
State			470				261				(611	)
Total			(6,652	)			2,531				(9,776	)
Income tax (benefit) expense		$	(9,363	)		$	4,040			$	(7,704	)

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

		Year Ended
		May 27, 2018				May 28, 2017				May 29, 2016
Tax at U.S. statutory rate (1)		$	4,784			$	4,922			$	(6,963	)
State income taxes, net of federal benefit			439				307				(518	)
Tax reform			(14,350	)			—				—
Change in valuation allowance			(176	)			85				6
Tax credit carryforwards			(777	)			(834	)			(156	)
Other compensation-related activity			566				(365	)			173
Domestic manufacturing deduction			—				(243	)			(307	)
Other			151				168				61
Income tax (benefit) expense		$	(9,363	)		$	4,040			$	(7,704	)

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

		Year Ended
		May 27, 2018				May 28, 2017
Deferred tax assets:
Accruals and reserves		$	1,421			$	3,242
Net operating loss carryforwards			1,955				2,766
Stock-based compensation			1,247				2,032
Research and AMT credit carryforwards			2,032				1,050
Other			427				661
Gross deferred tax assets			7,082				9,751
Valuation allowance			(1,337	)			(1,325	)
Net deferred tax assets			5,745				8,426
Deferred tax liabilities:
Basis difference in investment in non-public company			(3,722	)			(11,495	)
Goodwill and other indefinite life intangibles			(8,201	)			(11,119	)
Depreciation and amortization			(11,307	)			(10,393	)
Deferred tax liabilities			(23,230	)			(33,007	)
Net deferred tax liabilities		$	(17,485	)		$	(24,581	)

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

		As of
		May 27, 2018				May 28, 2017				May 29, 2016
Unrecognized tax benefits – beginning of the period		$	537			$	842			$	987
Gross increases – tax positions in prior period			21				11				1
Gross decreases – tax positions in prior period			—				(90	)			(223	)
Gross increases – current-period tax positions			116				93				77
Settlements			(95	)			—				—
Lapse of statute of limitations			(100	)			(319	)			—
Unrecognized tax benefits – end of the period		$	479			$	537			$	842

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- Definition

Tabular disclosure of the components of income tax expense attributable to continuing operations for each year presented including, but not limited to: current tax expense (benefit), deferred tax expense (benefit), investment tax credits, government grants, the benefits of operating loss carryforwards, tax expense that results from allocating certain tax benefits either directly to contributed capital or to reduce goodwill or other noncurrent intangible assets of an acquired entity, adjustments of a deferred tax liability or asset for enacted changes in tax laws or rates or a change in the tax status of the entity, and adjustments of the beginning-of-the-year balances of a valuation allowance because of a change in circumstances that causes a change in judgment about the realizability of the related deferred tax asset in future years.

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