Consolidated Statements of Stockholders' Equity - USD ($) shares in Thousands, $ in Thousands	Total	Common Stock	Capital in Excess of Par Value		Retained Earnings	Treasury Stock
Shares Outstanding Beginning Balance at Apr. 25, 2014		23,319
Stockholders Equity at the Beginning of the Period at Apr. 25, 2014	$ 389,219	$ 426	$ 231,933		$ 849,235	$ (692,375)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	16,553				16,553
Dividends	(29,426)				(29,426)
Treasury stock repurchased	0
Treasury stock reissued under compensation plans, shares		88
Treasury stock reissued under compensation plans	450		830			(380)
Share-based compensation expense	2,967		2,967
Tax benefit — stock plans	228		228
Shares Outstanding Ending Balance at Apr. 24, 2015		23,407
Stockholders Equity at the End of the Period at Apr. 24, 2015	379,991	$ 426	235,958		836,362	(692,755)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	24,222				24,222
Dividends	(28,261)				(28,261)
Treasury stock repurchased, shares		(3,912)
Treasury stock repurchased	(171,513)					(171,513)
Treasury stock reissued under compensation plans, shares		262
Treasury stock reissued under compensation plans	4,217		558			3,659
Share-based compensation expense	6,127		6,127
Tax benefit — stock plans	1,661		1,661
Shares Outstanding Ending Balance at Apr. 29, 2016		19,757
Stockholders Equity at the End of the Period at Apr. 29, 2016	216,444	$ 426	244,304	[1]	832,323	(860,609)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	126,467				126,467
Dividends	(27,475)				(27,475)
Treasury stock repurchased	0
Treasury stock reissued under compensation plans, shares		39
Treasury stock reissued under compensation plans	(486)		(383)			(103)
Share-based compensation expense	17,197		17,197
Tax benefit — stock plans	(499)		(499)
Shares Outstanding Ending Balance at Apr. 28, 2017		19,796
Stockholders Equity at the End of the Period at Apr. 28, 2017	$ 331,648	$ 426	$ 260,619	[1]	$ 931,315	$ (860,712)	[2]

[1] Capital in Excess of Par Value includes $14,356 and $9,502 of share based obligations owed to participants in our deferred compensation plans as of April 28, 2017 and April 29, 2016, respectively. Refer to Note 7 for more information.

[2] Treasury stock includes 1,160 shares held by our Rabbi Trust as of April 28, 2017 that will be used to satisfy share-based deferred compensation obligations. Refer to Note 7 for additional information.