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v3.25.2

Fair Value (Fair Value Of Financial Assets And Liabilities Measured On A Recurring Basis) (Details) - USD ($) $ in Millions | Jun. 30, 2025 | Dec. 31, 2024
--- | --- | ---
Assets |  |
Available-for-sale, securities | $ 144.9 | $ 86.7
Equity Securities, FV-NI | 6.1 |
Total | 189.4 | 193.8
Liabilities |  |
Total | 5.5 | 3.5
Financial Instruments, Owned, US Government and Agency Obligations, at Fair Value | 1.5 | 80.1
Fair Value, Inputs, Level 1 |  |
Assets |  |
Risk management assets | 0.0 | 0.0
Available-for-sale, securities | 0.0 | 0.0
Equity Securities, FV-NI | 6.1 |
Total | 7.6 | 80.1
Liabilities |  |
Risk management liabilities | 0.0 | 0.0
Total | 0.0 | 0.0
Financial Instruments, Owned, US Government and Agency Obligations, at Fair Value | 1.5 | 80.1
Significant Other Observable Inputs (Level 2) |  |
Assets |  |
Risk management assets | 36.9 | 27.0
Available-for-sale, securities | 144.9 | 86.7
Equity Securities, FV-NI | 0.0 |
Total | 181.8 | 113.7
Liabilities |  |
Risk management liabilities | 5.5 | 3.5
Total | 5.5 | 3.5
Financial Instruments, Owned, US Government and Agency Obligations, at Fair Value | 0.0 | 0.0
Significant Unobservable Inputs (Level 3) |  |
Assets |  |
Risk management assets | 0.0 | 0.0
Available-for-sale, securities | 0.0 | 0.0
Equity Securities, FV-NI | 0.0 |
Total | 0.0 | 0.0
Liabilities |  |
Risk management liabilities | 0.0 | 0.0
Total | 0.0 | 0.0
Financial Instruments, Owned, US Government and Agency Obligations, at Fair Value | 0.0 | 0.0
Available-for-sale Securities |  |
Assets |  |
Available-for-sale, securities | 144.9 | 86.7
Risk management assets |  |
Assets |  |
Risk management assets | 36.9 | 27.0
Liabilities |  |
Risk management liabilities | $ 5.5 | $ 3.5

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- Definition The fair value as of the balance sheet date of firm holdings in debt obligations issued by the US government including short-term Treasury bills, medium-term Treasury notes, and long-term Treasury bonds, as well as debt issued by agencies. Includes both pledged (to counterparties as collateral for financing transactions) and unpledged holdings. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 940 -SubTopic 320 -Name Accounting Standards Codification -Section 45 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479035/940-320-45-2 + Details
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- Definition Fair value of financial obligations, including, but not limited to, debt instruments, derivative liabilities, federal funds purchased and sold under agreements to repurchase, securities loaned or sold under agreements to repurchase, financial instruments sold not yet purchased, guarantees, line of credit, loans and notes payable, servicing liability, and trading liabilities. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2E -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2E Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 + Details
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