Consolidated Balance Sheets (Unaudited) - USD ($)
$ in Millions
Mar. 31, 2019
Dec. 31, 2018
ASSETS    
Property, plant and equipment $ 23,476 $ 23,204
Accumulated depreciation (5,853) (5,795)
Property, plant and equipment, net 17,623 17,409
Current assets:    
Cash and cash equivalents 63 130
Restricted funds 22 28
Accounts receivable, net 307 301
Unbilled revenues 170 186
Materials and supplies 44 41
Other 85 95
Total current assets 691 781
Regulatory and other long-term assets:    
Regulatory assets 1,161 1,156
Operating lease right-of-use assets 116 0
Goodwill 1,575 1,575
Intangible assets 80 84
Postretirement benefit asset 161 155
Other 57 63
Total regulatory and other long-term assets 3,150 3,033
Total assets 21,464 21,223
Capitalization:    
Common stock ($0.01 par value; 500,000,000 shares authorized; 185,602,948 and 185,367,158 shares issued, respectively) 2 2
Paid-in-capital 6,668 6,657
Accumulated deficit (353) (464)
Accumulated other comprehensive loss (47) (34)
Treasury stock, at cost (5,089,782 and 4,683,156 shares, respectively) (338) (297)
Total common shareholders' equity 5,932 5,864
Long-term debt 7,562 7,569
Redeemable preferred stock at redemption value 6 7
Total long-term debt 7,568 7,576
Total capitalization 13,500 13,440
Current liabilities:    
Short-term debt 1,201 964
Current portion of long-term debt 68 71
Accounts payable 130 175
Accrued liabilities 406 556
Accrued taxes 64 45
Accrued interest 83 87
Other 204 196
Total current liabilities 2,156 2,094
Regulatory and other long-term liabilities:    
Advances for construction 246 252
Deferred income taxes and investment tax credits 1,769 1,740
Regulatory liabilities 1,891 1,907
Accrued pension expense 394 390
Operating lease liabilities 101 0
Other 75 78
Total regulatory and other long-term liabilities 4,476 4,367
Contributions in aid of construction 1,332 1,322
Commitments and contingencies (See Note 9)
Total capitalization and liabilities $ 21,464 $ 21,223