Accumulated Other Comprehensive Loss (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended		12 Months Ended
	Jan. 25, 2014	Jan. 26, 2013	Jan. 25, 2014	Jan. 26, 2013	Apr. 27, 2013
Accumulated Other Comprehensive Income Loss [Line Items]
Balance			$ (35,496)
Changes before reclassifications			(1,548)
Amounts reclassified to net income			2,573
Tax effect			(1,041)
Other comprehensive income (loss) attributable to La-Z-Boy Incorporated			(16)
Balance	(35,512)		(35,512)		(35,496)
Stockholders' Equity Attributable to Noncontrolling Interest [Roll Forward]
Balance at Beginning of period			7,140	5,911	5,911
Net income	388	99	1,006	609
Other comprehensive income			(861)	184
Change in non-controlling interest			99	97	97
Balance at End of period	7,384	6,801	7,384	6,801	7,140
Unrealized gain on marketable securities [Member]
Accumulated Other Comprehensive Income Loss [Line Items]
Balance			474
Changes before reclassifications			1,161
Amounts reclassified to net income			(282)
Tax effect			(339)
Other comprehensive income (loss) attributable to La-Z-Boy Incorporated			540
Balance	1,014		1,014
Translation adjustment [Member]
Accumulated Other Comprehensive Income Loss [Line Items]
Balance			4,779
Changes before reclassifications			(1,669)
Amounts reclassified to net income			0
Tax effect			0
Other comprehensive income (loss) attributable to La-Z-Boy Incorporated			(1,669)
Balance	3,110		3,110
Change in fair value of cash flow hedge [Member]
Accumulated Other Comprehensive Income Loss [Line Items]
Balance			231
Changes before reclassifications			(1,040)
Amounts reclassified to net income			179
Tax effect			332
Other comprehensive income (loss) attributable to La-Z-Boy Incorporated			(529)
Balance	(298)		(298)
Net pension amortization and net actuarial loss [Member]
Accumulated Other Comprehensive Income Loss [Line Items]
Balance			(40,980)
Changes before reclassifications			0
Amounts reclassified to net income			2,676
Tax effect			(1,034)
Other comprehensive income (loss) attributable to La-Z-Boy Incorporated			1,642
Balance	$ (39,338)		$ (39,338)