Stock-Based Compensation Plans (Tables)

12 Months Ended

Aug. 26, 2017

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

Schedule of Annual Incentive Compensation [Table Text Block]

The following table shows the amount accrued each fiscal year for stock-based compensation under the annual incentive plan. The Human Resources Committee of the Board of Directors approved the awards of restricted stock to the officers on the dates shown.



	August 26, 2017		August 27, 2016		August 29, 2015
Annual incentive accrual (in thousands)	$	3,037	$	1,467	$	454
Date of award	—		10/11/2016		10/13/2015
Stock-based portion of annual incentive accrual (in thousands)	$	—	$	489	$	157
Restricted shares awarded	—		17,532		7,914

Schedule of Long-Term Incentive Plans [Table Text Block]

The following table shows the amount accrued each fiscal year for stock-based compensation as a result of ROE targets being met. The Human Resources Committee of the Board of Directors approved the awards of restricted stock to the officers on the dates shown.



	August 26, 2017		August 27, 2016		August 29, 2015
LTIP accrual (in thousands)	$	86	$	318	$	360
LTIP plan year	2015-2017		2014-2016		2013-2015
Date of award	10/18/2017		10/11/2016		10/13/2015
Restricted shares awarded	1,939		11,419		18,156

Schedule of Compensation Cost for Share-based Payment Arrangements, Allocation of Share-based Compensation Costs by Plan [Table Text Block]

Total stock-based compensation expense for the past three fiscal years consisted of the following components:



	Year Ended
(In thousands)	August 26, 2017		August 27, 2016		August 29, 2015
Share awards:
Performance-based annual plan employee award expense	$	—	$	489	$	157
Performance-based LTIP employee award expense	69		318		360
Time-based employee award expense	1,965		1,583		2,060
Time-based directors award expense	641		743		412
Directors stock unit expense	138		149		108
Stock options	164		11		—
Total stock-based compensation	$	2,977	$	3,293	$	3,097

Share-based Compensation, Stock Options, Activity [Table Text Block]

A summary of stock option activity for Fiscal 2017, 2016 and 2015 is as follows:



	Year Ended
	August 26, 2017				August 27, 2016				August 29, 2015
	Shares		Wtd. Avg. Exercise Price/Share		Shares		Wtd. Avg. Exercise Price/Share		Shares		Wtd. Avg. Exercise Price/Share
Outstanding at beginning of year	10,000		$	16.67	167,394		$	28.30	457,421		$	30.38
Options granted	63,800		29.92		10,000		16.67		—		—
Options exercised	—		—		—		—		—		—
Options cancelled	(8,000	)	27.89		(167,394	)	28.30		(290,027	)	31.58
Outstanding at end of year	65,800		$	28.15	10,000		$	16.67	167,394		$	28.30

Exercisable at end of year	3,333		$	16.67	—		$	—	167,394		$	28.30
Vested and expected to vest at end of year	65,800		$	28.15	10,000		$	16.67	167,394		$	28.30

Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]

The fair value of each option grant is estimated on the date of grant using the Black-Scholes option-pricing model with the following weighted-average valuation assumptions:



Valuation Assumptions⁽¹⁾	Fiscal 2017			Fiscal 2016
Expected dividend yield	1.35		%	2.40		%
Risk-free interest rate ⁽²⁾	1.47		%	1.49		%
Expected life (in years) ⁽³⁾	5			5
Expected volatility ⁽⁴⁾	39.34		%	43.52		%
Weighted average fair value of options granted		$9.58			$5.31

⁽¹⁾Forfeitures are estimated based on historical experience.

⁽²⁾ Risk-free interest rate is based on Treasury Securities constant maturity interest rate whose term is consistent with the expected life of our

stock options.

⁽³⁾Expected life of stock options is based on historical experience.

⁽⁴⁾Expected stock price volatility is based on historical experience over a term consistent with the expected life of our stock options.

Schedule of Nonvested Share Activity [Table Text Block]

A summary of share award activity for Fiscal 2017, 2016 and 2015 is as follows:



	Year Ended
	August 26, 2017				August 27, 2016				August 29, 2015
	Shares		Weighted Average Grant Date Fair Value		Shares		Weighted Average Grant Date Fair Value		Shares		Weighted Average Grant Date Fair Value
Beginning of year	283,881		$	20.45	163,420		$	20.83	198,523		$	18.98
Granted	156,801		28.13		240,270		19.72		165,624		21.70
Vested	(159,979	)	22.66		(110,283	)	19.44		(198,693	)	19.71
Cancelled	(36,934	)	22.61		(9,526	)	20.28		(2,034	)	20.58
End of year	243,769		$	23.61	283,881		$	20.45	163,420		$	20.83