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Stock-Based Compensation (Tables)

3 Months Ended

Sep. 03, 2017

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Summary of Option Activity

The following unaudited tables summarize option activity for the three months ended September 3, 2017.

		Number of Shares				Weighted Average Exercise Price				Weighted Average Remaining Contractual Term (years)				Aggregate Intrinsic Value (in thousands)
Options outstanding at May 31, 2017			274,000			$	4.79				8.40			$	128
Granted			57,000				6.15
Options outstanding at September 3, 2017			331,000			$	5.03				8.44			$	1,934
Vested and exercisable options at September 3, 2017			90,000			$	3.54				7.90			$	659

Summary of Non-vested Options Activity

						Number of Shares				Weighted Average Grant-Date Fair Value
Non-vested options at May 31, 2017							229,000			$	3.34
Granted							57,000				3.86
Vested							(45,000	)			2.55
Non-vested options at September 3, 2017							241,000			$	3.61

Fair Value of Options Granted Estimated at Date of Grant Using Weighted Average Assumptions

The fair value of the options granted during the first quarter of fiscal 2018 and 2017 were estimated at the date of grant using the following weighted average assumptions:

		2018				2017
Volatility			65.9	%			66.0	%
Risk-free interest rate			2.13	%			1.47	%
Expected option life in years			7.50				7.50
Dividend yield			0	%			0	%

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Schedule of share based compensation non vested stock options activity table.

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- Definition

Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (e)
-URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)
-URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901

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Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (f)(2)
-URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901

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