Stock-Based Compensation (Tables)

9 Months Ended

Jun. 26, 2018

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

Weighted Average Assumptions Used to Estimate Fair Value of Stock Option Grants

In addition to the exercise and grant date prices of the stock option awards, certain weighted average assumptions that were used to estimate the fair value of stock option grants are listed in the following table:

	Fiscal 2018 Incentive and Non-Statutory Stock Options	Fiscal 2017 Incentive and Non-Statutory Stock Options
Expected term (years)	7.5	6.5 to 7.5
Expected volatility	75.33% to 75.67%	75.41% to 80.70%
Risk-free interest rate	2.17% to 2.35%	1.49% to 2.40%
Expected dividends	0	0

Summary of Stock Option Activity under Share Based Compensation Plan

The following table summarizes stock option activity for the three quarters ended June 26, 2018 under all plans:

	Shares			Weighted Average Exercise Price		Weighted Avg. Remaining Contractual Life (Yrs.)
Outstanding-at beginning of year		681,922		$	4.25
Options granted		18,274		$	2.71
Options exercised		0
Forfeited		(43,807	)	$	4.49
Expired		(2,933	)	$	17.25
Outstanding June 26, 2018		653,456		$	4.14	6.0
Exercisable June 26, 2018		508,483		$	4.29	5.3

Schedule of Non-vested Restricted Stock Activity

A summary of the status of non-vested restricted stock as of June 26, 2018 is presented below.

	Shares			Grant Date Fair Value Per Share
Non-vested shares at beginning of year		115,039		$3.15 to $8.60
Granted		37,037		$2.70
Forfeited		(16,699	)	$3.15 to $4.18
Vested		(41,037	)	$3.15 to $4.18
Non-vested shares at June 26, 2018		94,340		$2.70 to $8.60