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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.

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Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.

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Amount of addition (reduction) to the amount at which an asset could be incurred (settled) in a current transaction between willing parties.

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The amount of goodwill arising from a business combination that is expected to be deductible for tax purposes.

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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.

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Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Amount of increase (decrease) from adjustments after acquisition date under purchase accounting of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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ACQUISITIONS - Erwin Hymer - Additional Information (Details) - USD ($)			12 Months Ended
	Feb. 02, 2019	Feb. 01, 2019	Jul. 31, 2021	Jul. 31, 2020	Jul. 31, 2019
Business Acquisition [Line Items]
Measurement period adjustment			$ 2,728,000	$ 871,000
Goodwill			1,563,255,000	1,476,541,000	$ 1,358,032,000
Impairment charges			0	10,057,000	0
Payments to acquire interest in joint venture			$ 0	0	6,500,000
North America \| Subsidary Loan
Business Acquisition [Line Items]
Impairment charges					52,501,000
Fair Value Adjustment to Inventory \| Proforma Income
Business Acquisition [Line Items]
Fair value adjustment	$ 61,418,000
Other Expense
Business Acquisition [Line Items]
Acquisition related costs					44,089,000
Backlog
Business Acquisition [Line Items]
Finite-lived intangible asset, useful life			9 months
Erwin Hymer Group
Business Acquisition [Line Items]
Measurement period adjustment				1,282,000
Acquired finite-lived intangible assets, weighted average useful life		17 years
Goodwill		$ 1,009,754,000
Business acquisition, goodwill, expected tax deductible amount		311,000,000
Guarantee liabilities related to former EHG North American subsidiaries		$ 115,668,000
Guarantee liabilities			$ 0	$ 0
Erwin Hymer Group \| Acquisition Costs
Business Acquisition [Line Items]
Acquisition related costs					114,866,000
Erwin Hymer Group \| Acquisition Costs \| Foreign Currency Contract Losses
Business Acquisition [Line Items]
Acquisition related costs					$ 70,777,000
Erwin Hymer Group \| Dealer network
Business Acquisition [Line Items]
Finite-lived intangible asset, useful life		20 years
Erwin Hymer Group \| Trademarks
Business Acquisition [Line Items]
Finite-lived intangible asset, useful life		20 years
Erwin Hymer Group \| Technology-Based Intangible Assets
Business Acquisition [Line Items]
Finite-lived intangible asset, useful life		10 years
Erwin Hymer Group \| Backlog
Business Acquisition [Line Items]
Finite-lived intangible asset, useful life		5 months