CONSOLIDATED BALANCE SHEETS - USD ($) $ in Millions		Dec. 31, 2019	Dec. 31, 2018
Current assets
Cash and cash equivalents		$ 126.3	$ 50.0
Accounts receivable, net		359.8	380.9
Accounts receivable from affiliates		43.8	11.0
Accrued unbilled revenues		250.7	270.3
Inventories		304.8	299.4
Regulatory assets		320.1	280.3
Derivative instruments		32.5	25.8
Prepayments and other		31.5	28.9
Total current assets		1,469.5	1,346.6
Property, plant and equipment		14,244.0	13,541.7
Other assets
Nuclear decommissioning fund and other investments		2,495.2	2,107.2
Regulatory assets		1,125.0	1,454.1
Derivative instruments		9.2	17.0
Operating Lease, Right-of-Use Asset		563.8	0.0
Other		9.7	3.3
Total other assets		4,202.9	3,581.6
Total assets		19,916.4	18,469.9
Current liabilities
Long-term Debt, Current Maturities		300.0	0.0
Short-term debt		30.0	150.0
Accounts payable		388.0	393.6
Accounts payable to affiliates		76.0	109.7
Regulatory liabilities	[1]	141.0	262.4
Taxes accrued		232.1	230.1
Accrued interest		72.2	67.2
Dividends payable to parent		94.3	82.7
Derivative instruments		25.0	16.5
Customer Deposits, Current		46.4	53.7
Operating Lease, Liability, Current		79.9	0.0
Other		154.9	154.8
Total current liabilities		1,639.8	1,520.7
Deferred credits and other liabilities
Deferred income taxes		1,779.1	1,682.4
Deferred investment tax credits		19.7	21.1
Regulatory liabilities	[1]	1,937.1	1,984.7
Asset retirement obligations		2,280.3	2,177.9
Derivative instruments		110.2	112.2
Pension and employee benefit obligations		235.9	305.1
Operating Lease, Liability, Noncurrent		525.7	0.0
Other		85.5	155.5
Total deferred credits and other liabilities		6,973.5	6,438.9
Capitalization
Long-term debt		5,221.3	4,937.2
Common stock — 5,000,000 shares authorized of $0.01 par value; 1,000,000 shares outstanding at Dec. 31, 2019 and 2018, respectively		0.0	0.0
Additional paid in capital		4,067.9	3,624.2
Retained earnings		2,036.4	1,972.0
Accumulated other comprehensive loss		(22.5)	(23.1)
Total common stockholder’s equity		6,081.8	5,573.1
Total liabilities and equity		$ 19,916.4	$ 18,469.9

[1] Revenue subject for refund of $23.8 million and $12.5 million for 2019 and 2018, respectively, is included in other current liabilities.