Acquisitions (Narrative) (Details) - USD ($)					12 Months Ended
	Jun. 01, 2022	Feb. 07, 2022	Jan. 15, 2021	Nov. 03, 2020	Jun. 30, 2022	Jun. 30, 2021
Business Acquisition [Line Items]
Revenue from acquisitions included in consolidated results of operations					$ 35,600,000	$ 16,800,000
Net income from acquisitions included in consolidated results of operations					1,200,000	201,000
Selling, general and administrative expenses					$ 67,318,000	$ 56,594,000
Common Stock [Member]
Business Acquisition [Line Items]
Stock Consideration					213,478	289,111
Fair value of stock vested					$ 120,000	$ 69,000
Consolidated Laundry Equipment, Inc. [Member]
Business Acquisition [Line Items]
Cash Consideration		$ 4,500,000
Acquisition legal and other professional fees		45,000
Total purchase price for accounting purposes					7,200,000
Cash acquired					$ 1,200,000
Consolidated Laundry Equipment, Inc. [Member] | Trade Names [Member]
Business Acquisition [Line Items]
Indefinite lived intangible assets acquired		800,000
Finite lived intangible assets acquired		$ 900,000
Consolidated Laundry Equipment, Inc. [Member] | Common Stock [Member]
Business Acquisition [Line Items]
Stock Consideration					179,087
Clean Designs, Inc. [Member]
Business Acquisition [Line Items]
Cash Consideration	$ 5,400,000
Total purchase price for accounting purposes					$ 5,400,000
Clean Designs, Inc. [Member] | Trade Names [Member]
Business Acquisition [Line Items]
Indefinite lived intangible assets acquired	590,000
Finite lived intangible assets acquired	$ 990,000
Clean Designs, Inc. [Member] | Customer-related intangible assets [Member]
Business Acquisition [Line Items]
Amortized life	10 years
Goodwill for tax purposes, amortizable period	15 years
Other fiscal 2022 acquisitions [Member]
Business Acquisition [Line Items]
Cash Consideration					$ 3,200,000
Stock Consideration					34,391
Goodwill for tax purposes, amortizable period					15 years
Selling, general and administrative expenses					$ 46,000,000
Other fiscal 2022 acquisitions [Member] | Trade Names [Member]
Business Acquisition [Line Items]
Finite lived intangible assets acquired					460,000
Other fiscal 2022 acquisitions [Member] | Customer-related intangible assets [Member]
Business Acquisition [Line Items]
Finite lived intangible assets acquired					760,000
Other fiscal 2022 acquisitions [Member] | Goodwill [Member]
Business Acquisition [Line Items]
Finite lived intangible assets acquired					$ 2,200,000
Yankee Equipment Systems, Inc [Member]
Business Acquisition [Line Items]
Cash Consideration				$ 4,500,000
Stock Consideration				278,385
Acquisition legal and other professional fees				$ 144,000
Total purchase price for accounting purposes						13,800,000
Cash acquired						792,000
Goodwill for tax purposes, amortizable period				10 years
Yankee Equipment [Member] | Trade Names [Member]
Business Acquisition [Line Items]
Indefinite lived intangible assets acquired				$ 1,600,000
Finite lived intangible assets acquired				$ 2,200,000
Eastern Laundry Systems (ELS) [Member]
Business Acquisition [Line Items]
Cash Consideration			$ 400,000
Stock Consideration			10,726
Cash acquired			$ 57,000
Bargin purchase gain						$ 314,000