Summary of Significant Accounting Policies (Details) - USD ($)	12 Months Ended
Jun. 30, 2020	Jun. 30, 2019
Accounting Policies [Line Items]
Allowance for doubtful accounts	$ 820,000	$ 323,000
Dilutive securities outstanding	330,000	489,000
Advertising costs	$ 377,000	$ 355,000
Leasehold improvements [Member]
Accounting Policies [Line Items]
Useful life of property and equipment	shorter of ten years or the remaining lease term
Supplier Concentration Risk [Member]
Accounting Policies [Line Items]
Concentration Risk, Percentage	63.00%	62.00%
2015 Equity Incentive Plan [Member]
Accounting Policies [Line Items]
Awards granted under 2015 Equity Incentive Plan	28,110	27,500
Restricted stock [Member]
Accounting Policies [Line Items]
Awards granted under 2015 Equity Incentive Plan	187,169	6,845
Dilutive securities outstanding	735,040	813,610
Stock Awards [Member]
Accounting Policies [Line Items]
Awards granted under 2015 Equity Incentive Plan	13,550
Common Stock [Member]
Accounting Policies [Line Items]
Awards granted under 2015 Equity Incentive Plan	5,262
Restricted Stock Awards [Member]
Accounting Policies [Line Items]
Antidilutive securities	307,790	69,744
Minimum [Member] \| Furniture and equipment [Member]
Accounting Policies [Line Items]
Useful life of property and equipment	5 years
Minimum [Member] \| Restricted stock [Member]
Accounting Policies [Line Items]
Percentage of retainage of contract billings	5.00%
Estimated future period of customer-related intangibles, non-compete, and other finite-lived intangible assets	5 years
Maximum [Member] \| Furniture and equipment [Member]
Accounting Policies [Line Items]
Useful life of property and equipment	7 years
Maximum [Member] \| Restricted stock [Member]
Accounting Policies [Line Items]
Percentage of retainage of contract billings	20.00%
Estimated future period of customer-related intangibles, non-compete, and other finite-lived intangible assets	10 years
At a point in time [Member] \| Commercial and vended laundry parts and equipment sales [Member]
Accounting Policies [Line Items]
Revenue, Remaining Performance Obligation, Percentage	87.00%	83.00%
Recognized over time [Member] \| Service contracts [Member]
Accounting Policies [Line Items]
Revenue, Remaining Performance Obligation, Percentage	13.00%	17.00%

Accounting Policies [Line Items]

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Percentage of retainage of contract billings.

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No definition available.

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- Definition

Amount charged to advertising expense for the period, which are expenses incurred with the objective of increasing revenue for a specified brand, product or product line.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 720
-SubTopic 35
-Section 50
-Paragraph 1
-Subparagraph (b)
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Amount of allowance for credit loss on accounts receivable.

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Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

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- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

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Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

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- Definition

Describes the periods of time over which an entity anticipates to receive utility from its property, plant and equipment (that is, the periods of time over which an entity allocates the initial cost of its property, plant and equipment).

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Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

+ References

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- Definition

Percentage of remaining performance obligation to total remaining performance obligation not recognized as revenue.

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Gross number of share options (or share units) granted during the period.

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The sum of dilutive potential common shares or units used in the calculation of the diluted per-share or per-unit computation.

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