Related-Party Transactions (Details) - One Earth Energy And Nu Gen Energy [Member] - USD ($) $ in Millions	3 Months Ended	6 Months Ended	12 Months Ended
Jul. 31, 2023	Jul. 31, 2022	Jul. 31, 2023	Jul. 31, 2022	Jan. 31, 2023
Related-Party Transactions (Details) [Line Items]
Costs and Expenses, Related Party	$ 26.4	$ 35.3	$ 59.9	$ 66.1
Accounts Payable, Related Parties	$ 1.2				$ 1.5

Costs of sales and operating expenses for the period incurred from transactions with related parties.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 220
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.2)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147483621/220-10-S99-2

Name:	us-gaap_CostsAndExpensesRelatedParty
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration