CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED) - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018
Operating activities
Net income	$ 32.6	$ 46.6
Adjustments to reconcile net income to cash provided by operating activities:
Depreciation and amortization	68.9	62.8
Deferred income taxes	2.0	2.4
Amortization of investment tax credits	(0.3)	(0.3)
Allowance for equity funds used during construction	(1.4)	(4.1)
Changes in operating assets and liabilities:
Accounts receivable	10.2	2.6
Accrued unbilled revenues	11.5	14.8
Inventories	0.7	3.9
Other current assets	(0.4)	(0.1)
Accounts payable	(8.9)	(8.2)
Net regulatory assets and liabilities	2.5	14.6
Other current liabilities	3.6	(0.3)
Pension and other employee benefit obligations	(7.1)	(8.9)
Other, net	1.3	1.2
Net cash provided by operating activities	115.2	127.0
Investing activities
Utility capital/construction expenditures	(86.8)	(117.1)
Other, net	0.0	(0.1)
Net cash used in investing activities	(86.8)	(117.2)
Financing activities
(Repayments of) and proceeds from short-term borrowings, net	(1.0)	19.0
Repayments of issuances of long-term debt	(0.1)	0.0
Capital contributions from parent	14.8	3.3
Dividends paid to parent	(41.7)	(31.5)
Other, net	0.0	(0.4)
Net cash used in financing activities	(28.0)	(9.6)
Net change in cash and cash equivalents	0.4	0.2
Cash and cash equivalents at beginning of period	2.2	1.4
Cash and cash equivalents at end of period	2.6	1.6
Supplemental disclosure of cash flow information:
Cash paid for interest (net of amounts capitalized)	(18.2)	(16.5)
Cash received (paid) for income taxes, net	(3.9)	(12.5)
Supplemental disclosure of non-cash investing transactions:
Accrued property, plant and equipment additions	11.5	18.8
Inventory transfers to property, plant and equipment	2.4	3.7
Allowance for equity funds used during construction	$ 1.4	$ 4.1