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Debt - Shelf Facility Agreements Narrative (Details) |  | 6 Months Ended |  |
--- | --- | --- | --- | ---
Jan. 31, 2023 USD ($) | Mar. 04, 2023 USD ($) | Feb. 26, 2022 USD ($) | Sep. 03, 2022 | Jan. 31, 2018 USD ($)
Line of Credit Facility [Line Items] |  |  |  |  |
Repayments of senior debt |  | $ 50,000,000 | $ 0 |  |
Shelf Facility Agreements [Member] |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |
Credit facility, maximum borrowing capacity |  |  |  |  | $ 250,000,000
Private Placement Debt and Shelf Facility Agreements [Member] |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |
Maximum consolidated leverage ratio of total indebtedness to EBITDA |  | 3.00 |  |  |
Maximum consolidated leverage ratio of total indebtedness to EBITDA after material acquisition |  | 3.50 |  |  |
Minimum consolidated interest coverage ratio of EBITDA to total interest expense |  | 3.00 |  |  |
Series Notes Due January 12, 2023 [Member] | Shelf Facility Agreements [Member] |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |
Interest rate |  | 3.04% |  |  |
Series Notes Due March 5, 2024 [Member] | Shelf Facility Agreements [Member] |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |
Outstanding balance |  | $ 50,000,000 |  |  |
Interest rate |  | 2.40% |  |  |
Senior notes due January 12, 2023 | Private Placement Debt |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |
Interest rate |  | 3.04% |  | 3.04% |
Repayments of senior debt | $ 50,000,000 |  |  |  |

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- Definition Maximum Consolidated Leverage Ratio To Indebtedness after material acquisition + References No definition available. + Details
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- Definition Minimum Consolidated Interest Coverage Ratio Of Ebitda To Interest Expense + References No definition available. + Details
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- Definition Contractual interest rate for funds borrowed, under the debt agreement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 1B -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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- Definition The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(16)) -URI https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910 + Details
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- Definition Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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- Definition The cash outflow for a long-term debt where the holder has highest claim on the entity's asset in case of bankruptcy or liquidation during the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3291-108585 + Details
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