Summary of Company Information and Basis of Presentation (Details) $ / shares in Units, location in Thousands, $ in Millions		3 Months Ended	6 Months Ended
	May 17, 2021 USD ($) $ / shares	Jun. 30, 2021 USD ($) center facility location $ / shares	Jun. 30, 2021 USD ($) center facility location $ / shares	Dec. 31, 2020 $ / shares
Revenue from External Customer [Line Items]
Number of customer locations | location		41	41
Number of distribution centers | center		32	32
Number of distribution facilities operating as a third party logistics provider | facility		2	2
Common stock, par value (in dollars per share)		$ 0.01	$ 0.01	$ 0.01
Performance Food Group Company Merger
Revenue from External Customer [Line Items]
Common stock, par value (in dollars per share)	$ 0.01
Business acquisition, exchange ratio	0.44
Merger consideration (in dollars per share)	$ 23.875
Annual limit for capital expenditures | $	$ 50.0
Transaction expenses related to the merger | $		$ 4.9	$ 5.2
Performance Food Group Company Merger | Performance Food Group Company
Revenue from External Customer [Line Items]
Common stock, par value (in dollars per share)	$ 0.01
United States
Revenue from External Customer [Line Items]
Number of distribution centers | center		27	27
Canada
Revenue from External Customer [Line Items]
Number of distribution centers | center		5	5