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. 26, 2013		27,418
Stockholders Equity at the Beginning of the Period at Apr. 26, 2013	$ 594,775	$ 426	$ 215,141		$ 847,819	$ (468,611)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	33,685				33,685
Dividends	(32,269)				(32,269)
Treasury stock repurchased	(224,994)					(224,994)
Treasury stock repurchased, shares		(4,393)
Treasury stock reissued under compensation plans	9,161		7,931			1,230
Treasury stock reissued under compensation plans, shares		294
Share-based compensation expense	7,105		7,105
Tax benefit — stock plans	1,756		1,756
Shares Outstanding Ending Balance at Apr. 25, 2014		23,319
Stockholders Equity at the End 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					0
Treasury stock repurchased, shares		0
Treasury stock reissued under compensation plans	450		830			(380)
Treasury stock reissued under compensation plans, shares		88
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	[1]	836,362	(692,755)	[2]
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	24,222				24,222
Dividends	(28,261)				(28,261)
Treasury stock repurchased	(171,513)					(171,513)
Treasury stock repurchased, shares		(3,912)
Treasury stock reissued under compensation plans	4,217		558			3,659
Treasury stock reissued under compensation plans, shares		262
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)

[1] Capital in Excess of Par Value includes $9,502 and $10,141 of share based obligations owed to participants in our deferred compensation plans as of April 29, 2016 and April 24, 2015, respectively. Refer to Note 7 for more information.

[2] Treasury stock includes 237 shares held by Rabbi Trust as of April 24, 2015, that will be used to satisfy share-based deferred compensation obligations. Refer to Note 7 for additional information.