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Schedule of Liabilities Measured at Fair Value On a Recurring Basis Using Significant Unobservable Inputs (level 3) (Details) - USD ($) $ in Thousands	12 Months Ended
	Jul. 31, 2021	Jul. 31, 2020
Fair Value Disclosures [Abstract]
Balance, beginning of period	$ 396
Transfer into Level 3 from acquisitions (see Note 6)	628	375
Total (gains) losses included in "Foreign currency translation adjustment"	1	21
Balance, end of period	1,025	396
Change in unrealized gains or losses for the period included in earnings for liabilities held at the end of the period

X

- Definition

Amount of change in unrealized gains or losses included in earnings for liabilities held at end of period.

+ References

No definition available.

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X

- Definition

Amount of fair value measurement with unobservable inputs reconciliation recurring basis liabilities transfers into level three from acquisition.

+ References

No definition available.

+ Details

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- References

No definition available.

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X

- Definition

Amount of gain (loss) recognized in other comprehensive income (OCI) from liability measured at fair value on recurring basis using unobservable input (level 3).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1a)
-URI http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258

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- Definition

Fair value of financial instrument classified as a liability measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258

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