Acquisitions (Details) $ in Thousands		9 Months Ended
	Sep. 14, 2020 USD ($) warehouse store	Jan. 23, 2021 USD ($)	Apr. 25, 2020 USD ($)
Business Acquisition [Line Items]
Indefinite-lived intangible assets acquired		$ 2,182
Goodwill		175,560	$ 161,017
Independently-owned Business | Seattle, Washington
Business Acquisition [Line Items]
Number of stores acquired | store	6
Number of warehouses acquired | warehouse	1
Consideration transferred	$ 13,500
Payments for asset acquisitions	2,000
Guaranteed future payments for asset acquisitions	9,400
Indefinite-lived intangible assets acquired	$ 2,200
Amortization period for tax purposes	15 years
Retail
Business Acquisition [Line Items]
Goodwill		$ 107,239	$ 93,941
Retail | Independently-owned Business | Seattle, Washington
Business Acquisition [Line Items]
Goodwill	$ 12,900