Accumulated Other Comprehensive Loss (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Apr. 27, 2013
Accumulated Other Comprehensive Income Loss [Line Items]
Balance	$ (31,281)
Changes before reclassifications	(5,871)
Amounts reclassified from accumulated other comprehensive loss	(30)
Tax effect	1,686
Other comprehensive income (loss) attributable to La-Z-Boy Incorporated	(4,215)
Balance	(35,496)
Unrealized gain on marketable securities [Member]
Accumulated Other Comprehensive Income Loss [Line Items]
Balance	3,017
Changes before reclassifications	651
Amounts reclassified from accumulated other comprehensive loss	(3,170)
Tax effect	(24)
Other comprehensive income (loss) attributable to La-Z-Boy Incorporated	(2,543)
Balance	474
Translation adjustment [Member]
Accumulated Other Comprehensive Income Loss [Line Items]
Balance	4,029
Changes before reclassifications	750
Other comprehensive income (loss) attributable to La-Z-Boy Incorporated	750
Balance	4,779
Change in fair value of cash flow hedge [Member]
Accumulated Other Comprehensive Income Loss [Line Items]
Balance	0
Changes before reclassifications	373
Tax effect	(142)
Other comprehensive income (loss) attributable to La-Z-Boy Incorporated	231
Balance	231
Net pension amortization and net actuarial loss [Member]
Accumulated Other Comprehensive Income Loss [Line Items]
Balance	(38,327)
Changes before reclassifications	(7,645)
Amounts reclassified from accumulated other comprehensive loss	3,140
Tax effect	1,852
Other comprehensive income (loss) attributable to La-Z-Boy Incorporated	(2,653)
Balance	$ (40,980)