v3.25.1
Consolidated Statements of Cash Flows - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2025
Mar. 31, 2024
Operating Activities:    
Net income $ 59,661 $ 48,268
Adjustments to reconcile net income to net cash provided by operating activities:    
Depreciation and amortization 60,818 55,174
Deferred income taxes and investment tax credits (22,980) (18,776)
Changes in regulatory assets and liabilities 69,310 32,930
Pension and postretirement benefit plan expense 11,287 11,350
Contributions to pension and postretirement benefit plans (1,495) (1,176)
Earnings of unconsolidated equity-method investments (717) (625)
Distributions from equity-method investments 3,200 6,250
Allowance for equity funds used during construction (14,441) (11,152)
Other non-cash adjustments to net income, net 3,779 2,670
Change in:    
Accounts receivable and unbilled revenues 5,870 33,251
Prepayments 4,067 1,796
Materials, supplies, and fuel stock (1,314) (19,807)
Accounts and wages payable (65,893) (62,201)
Taxes accrued/receivable 25,797 19,645
Other assets and liabilities (12,662) 12,088
Net cash provided by operating activities 124,287 109,685
Investing Activities:    
Additions to property, plant and equipment, net (201,324) (259,978)
Payments received from transmission project joint funding partners 17,399 20,375
Other 880 4,940
Net cash used in investing activities (183,045) (234,663)
Financing Activities:    
Issuance of long-term debt 400,000 0
Discount on issuance of long-term debt (3,072) 0
Retirement of long-term debt (19,885) 0
Dividends on common stock (46,932) (42,742)
Issuance of Common Stock 1,550 1,612
Tax withholdings on net settlements of share-based awards (3,295) (3,694)
Other (3,978) (44)
Net cash provided by (used in) financing activities 324,388 (44,868)
Net increase (decrease) in cash and cash equivalents 265,630 (169,846)
Cash and cash equivalents at beginning of the period 368,865 327,429
Cash and cash equivalents at end of the period 634,495 157,583
Supplemental Disclosure of Cash Flow Information:    
Cash paid for interest (net of amount capitalized) 40,080 37,770
Non-cash investing activities:    
Additions to property, plant and equipment in accounts payable $ 174,145 $ 111,958