CONSOLIDATED BALANCE SHEETS (UNAUDITED) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Current assets
Cash and cash equivalents	$ 127,200	$ 126,300
Accounts receivable, net	351,200	359,800
Accounts receivable from affiliates	9,800	43,800
Investments in utility money pool arrangement	48,000	0
Accrued unbilled revenues	197,900	250,700
Inventories	280,700	304,800
Regulatory assets	342,700	320,100
Derivative instruments	22,300	32,500
Prepayments and other	51,000	31,500
Total current assets	1,430,800	1,469,500
Property, plant and equipment	14,290,100	14,244,000
Other assets
Nuclear decommissioning fund and other investments	2,196,200	2,495,200
Regulatory assets	1,343,500	1,125,000
Derivative instruments	25,300	9,200
Operating lease right-of-use assets	544,700	563,800
Other	7,200	9,700
Total other assets	4,116,900	4,202,900
Total assets	19,837,800	19,916,400
Current liabilities
Current portion of long-term debt	300,000	300,000
Short-term debt	0	30,000
Accounts payable	329,900	388,000
Accounts payable to affiliates	65,300	76,000
Regulatory liabilities	144,600	141,000
Taxes accrued	292,000	232,100
Accrued interest	53,000	72,200
Dividends payable to parent	99,600	94,300
Derivative instruments	26,400	25,000
Customer deposits	38,400	46,400
Operating Lease, Liability, Current	81,100	79,900
Other	152,400	154,900
Total current liabilities	1,582,700	1,639,800
Deferred credits and other liabilities
Deferred Income Tax Liabilities, Net	1,687,500	1,779,100
Deferred investment tax credits	19,300	19,700
Regulatory liabilities	1,946,600	1,937,100
Asset retirement obligations	2,308,300	2,280,300
Derivative instruments	122,900	110,200
Pension and employee benefit obligations	187,700	235,900
Operating lease liabilities	505,000	525,700
Other	86,700	85,500
Total deferred credits and other liabilities	6,864,000	6,973,500
Commitments and Contingencies
Capitalization
Long-term debt	5,222,500	5,221,300
Common stock — 5,000,000 shares authorized of $0.01 par value; 1,000,000 shares outstanding at March 31, 2020 and Dec. 31, 2019, respectively	0	0
Additional paid in capital	4,147,900	4,067,900
Retained earnings	2,043,000	2,036,400
Accumulated other comprehensive loss	(22,300)	(22,500)
Total common stockholder’s equity	6,168,600	6,081,800
Total liabilities and equity	$ 19,837,800	$ 19,916,400