Goodwill and Other Intangible Assets - Goodwill Roll-forward (Details) $ in Thousands	6 Months Ended
	Oct. 27, 2018 USD ($)
Roll-forward of goodwill
Balance at beginning of period	$ 75,254
Acquisitions	107,833
Translation adjustment	(971)
Balance at end of period	182,116
Upholstery Segment
Roll-forward of goodwill
Balance at beginning of period	12,967
Translation adjustment	(894)
Balance at end of period	12,073
Retail Segment
Roll-forward of goodwill
Balance at beginning of period	62,287
Acquisitions	31,987
Translation adjustment	(77)
Balance at end of period	94,197
Corporate and Other
Roll-forward of goodwill
Acquisitions	75,846
Balance at end of period	$ 75,846