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Long-Term Debt | 9 Months Ended
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Sep. 30, 2022
Long-Term Debt, Current and Noncurrent [Abstract] |
Long-term Debt | On April 1, 2022, we repaid $20.0 million of 7.99% medium term notes at maturity. The remaining $29.0 million of 7.99% medium term notes outstanding September 30, 2022 and December 31, 2021 are expected to be repaid in May 2027 at maturity. On June 10, 2022, we completed the issuance and sale of $350.0 million of 5.00% senior unsecured notes maturing in 2052, which resulted in approximately $344.6 million of net proceeds after discount and debt issuance costs. On August 30, 2022, NIPSCO repaid $10.0 million of 7.40% medium term notes at maturity.

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- Definition The entire disclosure for long-term debt. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -URI https://asc.fasb.org/topic&trid=2208564 + Details
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