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Balance Sheet Components | 12 Months Ended
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Dec. 31, 2019
Balance Sheet Components [Abstract] |
Balance Sheet Components | BALANCE SHEET COMPONENTS Accounts Receivable, Net Accounts receivable is net of an allowance for uncollectible accounts of $5 million as of December 31, 2019 and $15 million as of December 31, 2018. The following is the activity in the allowance for uncollectible accounts (in millions):
| Years Ended December 31,
| 2019 |  | 2018 |  | 2017
Balance as of beginning of year | $ | 15 |  |  | $ | 6 |  |  | $ | 6 |
Increase in provision | 2 |  |  | 14 |  |  | 6 |
Amounts written off, less recoveries | (12 | ) |  | (5 | ) |  | (6 | )
Balance as of end of year | $ | 5 |  |  | $ | 15 |  |  | $ | 6 |
Other Current Assets and Accrued Expenses and Other Current Liabilities Other current assets and Accrued expenses and other current liabilities consist of the following (in millions):
| As of December 31,
| 2019 |  | 2018
Other current assets: |  |  |
Prepaid expenses | $ | 63 |  |  | $ | 54 |
Margin deposits | 16 |  |  | 16 |
Assets from price risk management activities | 25 |  |  | 20 |
| $ | 104 |  |  | $ | 90 |
Accrued expenses and other current liabilities: |  |  |
Regulatory liabilities—current | $ | 44 |  |  | $ | 36 |
Accrued employee compensation and benefits | 74 |  |  | 66 |
Accrued dividends payable | 36 |  |  | 34 |
Accrued interest payable | 25 |  |  | 27 |
Accrued taxes payable | 33 |  |  | 34 |
Other | 103 |  |  | 71 |
| $ | 315 |  |  | $ | 268 |
Electric Utility Plant, Net Electric utility plant, net consist of the following (in millions):
| As of December 31,
| 2019 |  | 2018
Electric utility plant: |  |  |
Generation | $ | 4,749 |  |  | $ | 4,600 |
Transmission | 848 |  |  | 580 |
Distribution | 3,917 |  |  | 3,838 |
General | 656 |  |  | 611 |
Intangible | 758 |  |  | 715 |
Total in service | 10,928 |  |  | 10,344 |
Accumulated depreciation and amortization | (4,095 | ) |  | (3,803 | )
Total in service, net | 6,833 |  |  | 6,541 |
Construction work-in-progress | 328 |  |  | 346 |
Electric utility plant, net | $ | 7,161 |  |  | $ | 6,887 |

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