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Consolidated Condensed Statements of Cash Flows (Unaudited) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Cash flows from operating activities    
Net income $ 64 $ 63
Adjustments to reconcile net income to cash from operating activities:    
Depreciation and amortization 92 93
Deferred income taxes and investment tax credits 23 8
Deferred recovery clauses (9) (7)
Receivables, less allowance for uncollectibles 47 32
Inventories 5 2
Taxes accrued 9 23
Interest accrued 28 23
Accounts payable (74) (68)
Regulatory assets and liabilities (4) 20
Other (36) (32)
Cash flows from operating activities 145 157
Cash flows used in investing activities    
Capital expenditures (274) (162)
Cash flows used in investing activities (274) (162)
Cash flows from financing activities    
Equity contributions from Parent 110 110
Net increase (decrease) in short-term debt 91 (5)
Dividends to Parent (76) (97)
Cash flows from financing activities 125 8
Net increase (decrease) in cash and cash equivalents (4) 3
Cash and cash equivalents at beginning of period 15 13
Cash and cash equivalents at end of period 11 16
Supplemental disclosure of non-cash activities    
Change in accrued capital expenditures $ (4) $ 0