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Consolidated Balance Sheets - USD ($) $ in Millions | Sep. 30, 2018 | Dec. 31, 2017
--- | --- | ---
CURRENT ASSETS: |  |
Cash and cash equivalents | $ 436 | $ 588
Restricted cash | 51 | 51
Receivables- |  |
Customers, net of allowance for uncollectible accounts of $49 in 2018 and 2017 | 1,317 | 1,282
Other, net of allowance for uncollectible accounts of $2 in 2018 and $1 in 2017 | 299 | 170
Materials and supplies, at average cost | 240 | 236
Prepaid taxes and other | 236 | 151
Current assets - discontinued operations | 17 | 632
Total current assets | 2,596 | 3,110
PROPERTY, PLANT AND EQUIPMENT: |  |
In service | 38,585 | 37,113
Less — Accumulated provision for depreciation | 10,468 | 10,011
Property, plant and equipment in service net of accumulated provision for depreciation | 28,117 | 27,102
Construction work in progress | 1,290 | 999
Total net property, plant and equipment | 29,407 | 28,101
PROPERTY, PLANT AND EQUIPMENT, NET - DISCONTINUED OPERATIONS | 0 | 1,132
INVESTMENTS: |  |
Nuclear plant decommissioning trusts | 822 | 822
Nuclear fuel disposal trust | 253 | 251
Other | 254 | 255
Investments - discontinued operations | 0 | 1,875
Total other property and investments | 1,329 | 3,203
DEFERRED CHARGES AND OTHER ASSETS: |  |
Goodwill | 5,618 | 5,618
Regulatory assets | 80 | 40
Other | 413 | 697
Deferred charges and other assets - discontinued operations | 0 | 356
Total deferred charges and other assets | 6,111 | 6,711
Total assets | 39,443 | 42,257
CURRENT LIABILITIES: |  |
Currently payable long-term debt | 1,128 | 558
Short-term borrowings | 1,700 | 300
Accounts payable | 997 | 827
Accrued taxes | 529 | 533
Accrued compensation and benefits | 300 | 257
Collateral | 27 | 39
Other | 1,012 | 621
Current liabilities - discontinued operations | 0 | 978
Total current liabilities | 5,800 | 4,113
Stockholders’ equity- |  |
Common stock, $0.10 par value, authorized 700,000,000 shares - 511,445,350 and 445,334,111 shares outstanding as of September 30, 2018 and December 31, 2017, respectively | 51 | 44
Preferred stock, $100 par value, authorized 5,000,000 shares, of which 1,616,000 are designated Series A Convertible Preferred - 704,589 shares outstanding as of September 30, 2018 | 70 | 0
Other paid-in capital | 11,708 | 10,001
Accumulated other comprehensive income | 61 | 142
Accumulated deficit | (5,017) | (6,262)
Total stockholders’ equity | 6,873 | 3,925
Long-term debt and other long-term obligations | 16,608 | 18,687
Total capitalization | 23,481 | 22,612
NONCURRENT LIABILITIES: |  |
Accumulated deferred income taxes | 2,427 | 3,171
Retirement benefits | 2,742 | 3,975
Regulatory liabilities | 2,673 | 2,720
Asset retirement obligations | 630 | 570
Adverse power contract liability | 99 | 130
Other | 1,591 | 1,438
Noncurrent liabilities - discontinued operations | 0 | 3,528
Total noncurrent liabilities | 10,162 | 15,532
COMMITMENTS, GUARANTEES AND CONTINGENCIES (Note 11) |  |
Total liabilities and capitalization | 39,443 | 42,257
Affiliated Companies |  |
CURRENT LIABILITIES: |  |
Accounts payable | $ 107 | $ 0

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