CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands	6 Months Ended
Jun. 30, 2023	Jun. 30, 2022
Cash Flows from Operating Activities
Net Income	$ 94,619	$ 74,394
Adjustments to Reconcile Net Income to Net Cash Flows from Operating Activities:
Depreciation Expense	94,564	108,048
Amortization Expense	19,494	19,857
Amortization of Debt Issuance Costs	1,541	1,480
Use of Renewable Energy Credits for Compliance	22,608	23,237
Deferred Income Taxes	9,915	8,219
Pension and Other Postretirement Benefits Expense	7,588	5,824
Pension and Other Postretirement Benefits Funding	(4,727)	(6,027)
Allowance for Equity Funds Used During Construction	(6,142)	(4,041)
Changes in Current Assets and Current Liabilities:
Accounts Receivable	108,638	(63,817)
Materials, Supplies, and Fuel Inventory	(18,147)	11,183
Regulatory Assets	22,679	(33,048)
Other Current Assets	859	236
Accounts Payable and Accrued Charges	(118,955)	85,946
Income Taxes Receivable/Payable	(1,086)	(51)
Regulatory Liabilities	(3,219)	1,066
Other, Net	(14,877)	26,564
Net Cash Flows—Operating Activities	215,352	259,070
Cash Flows from Investing Activities
Capital Expenditures	(231,472)	(211,663)
Purchase Intangibles, Renewable Energy Credits	(31,718)	(33,892)
Contributions in Aid of Construction	2,539	4,804
Net Cash Flows—Investing Activities	(260,651)	(240,751)
Cash Flows from Financing Activities
Proceeds from Borrowings, Revolving Credit Facility	0	5,000
Repayments of Borrowings, Revolving Credit Facility	0	(20,000)
Proceeds from Issuance, Long-Term Debt—Net of Discount	373,954	323,804
Repayments of Long-Term Debt	(240,745)	(193,465)
Dividend Paid to Parent	(55,000)	0
Payment of Debt Issuance Costs	(4,092)	(2,931)
Contribution from Parent	5,900	0
Other, Net	(877)	3,764
Net Cash Flows—Financing Activities	79,140	116,172
Net Increase (Decrease) in Cash, Cash Equivalents, and Restricted Cash	33,841	134,491
Cash, Cash Equivalents, and Restricted Cash, Beginning of Period	50,981	33,489
Cash, Cash Equivalents, and Restricted Cash, End of Period	$ 84,822	$ 167,980

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Amount of cash inflow (outflow) from financing activities classified as other.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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The component of the allowance for funds used during construction during the period based on an assumed rate of return on equity funds used in financing the construction of regulated assets.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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The cash outflow for the settlement of obligation drawn from a contractual arrangement with the lender, including letter of credit, standby letter of credit and revolving credit arrangements, under which borrowings can be made up to a specific amount at any point in time with maturities due beyond one year or the operating cycle, if longer.

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