Goodwill and Other Intangible Assets - Goodwill Roll-forward (Details) $ in Thousands	9 Months Ended
	Jan. 26, 2019 USD ($)
Roll-forward of goodwill
Balance at beginning of period	$ 75,254
Acquisitions	110,121
Translation adjustment	(658)
Balance at end of period	184,717
Upholstery Segment
Roll-forward of goodwill
Balance at beginning of period	12,967
Translation adjustment	(549)
Balance at end of period	12,418
Retail Segment
Roll-forward of goodwill
Balance at beginning of period	62,287
Acquisitions	31,987
Translation adjustment	(109)
Balance at end of period	94,165
Corporate and Other
Roll-forward of goodwill
Acquisitions	78,134
Balance at end of period	$ 78,134