7. STOCK PLANS

Stock Plans Activity

The following table summarizes the restricted stock units (“RSUs”) activity during the six months ended June 25, 2017:


		Weighted
		Average Grant
		Date Fair
		Value
Nonvested — December 25, 2016	204,145	$	18.17
Granted	196,905	$	10.74
Vested	(129,746)	$	20.09
Forfeited	(450)	$	19.40
Nonvested — June 25, 2017	270,854	$	11.84

The total fair value of the RSUs that vested during the six months ended June 25, 2017, was $1.5 million.

The following table summarizes the stock appreciation rights (“SARs”) activity during the six months ended June 25, 2017:


		Weighted		Aggregate
		Average		Intrinsic Value
	SARs	Exercise Price		(in thousands)
Outstanding December 25, 2016	292,750	$	50.29	$	—
Expired	(72,450)	$	41.73
Outstanding June 25, 2017	220,300	$	53.10	$	—

Stock-Based Compensation

All stock-based payments, including grants of stock appreciation rights, restricted stock units and common stock under equity incentive plans, are recognized in the financial statements based on their grant date fair values. As of June 25, 2017, we had two stock-based compensation plans. Stock-based compensation expenses are reported in the compensation line item in the condensed consolidated statements of operations. Total stock-based compensation expense for the periods presented in this report, are as follows:


	Quarters Ended				Six Months Ended
	June 25,		June 26,		June 25,		June 26,
(in thousands)	2017		2016		2017		2016
Stock-based compensation expense	$	432	$	383	$	1,461	$	1,757