GOODWILL AND INTANGIBLE ASSETS (Intangible Assets Acquired) (Details) $ in Thousands	9 Months Ended
Jan. 31, 2021 USD ($)
Business Acquisition [Line Items]
Amount	$ 29,688
Weighted-Average life (in years)	4 years
Capitalized software
Business Acquisition [Line Items]
Amount	$ 14,389
Weighted-Average life (in years)	3 years
Customer Relationships
Business Acquisition [Line Items]
Amount	$ 8,952
Weighted-Average life (in years)	5 years
Reacquired Franchise Rights
Business Acquisition [Line Items]
Amount	$ 6,005
Weighted-Average life (in years)	5 years
Noncompete Agreements
Business Acquisition [Line Items]
Amount	$ 342
Weighted-Average life (in years)	5 years

Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (a)(3)
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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

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- Definition

Amount of increase in assets, excluding financial assets, lacking physical substance with a definite life, from an acquisition.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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-Name Accounting Standards Codification
-Topic 350
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