XML 12 R17.htm IDEA: XBRL DOCUMENT
v3.19.3

Regulatory Assets and Liabilities | 9 Months Ended
--- | ---
Sep. 30, 2019
Regulatory Assets and Liabilities Disclosure [Abstract] |
Regulatory Assets and Liabilities | Regulatory Assets and Liabilities Regulatory assets and liabilities are comprised of the following as of September 30, 2019, and December 31, 2018:
|  | September 30, 2019 |  | December 31, 2018
Regulatory assets: |  |  |  |
Postretirement pensions and other medical benefits |  | $ | 66,233 |  |  | 66,233 |
Balancing and memorandum accounts, net |  | 11,608 |  |  | 34,413 |
Other, net |  | 3,432 |  |  | 2,979 |
Total regulatory assets, net in Consolidated Balance Sheets |  | 81,273 |  |  | 103,625 |
Less: current regulatory asset, net |  | 7,493 |  |  | 26,910 |
Total regulatory assets, net, less current portion |  | $ | 73,780 |  |  | 76,715 |
Regulatory liability: |  |  |  |
Income tax temporary differences, net |  | $ | 56,936 |  |  | 59,149 |
Total regulatory liability in Consolidated Balance Sheets |  | $ | 56,936 |  |  | 59,149 |

X
- References No definition available. + Details
Name: | us-gaap_RegulatoryAssetsAndLiabilitiesDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The entire disclosure for detailed information about regulatory assets and liabilities, including current and noncurrent assets created when regulatory agencies permit the deferral of costs to the balance sheet that would otherwise be required to appear on the company's income statement and would be charged against current expenses or revenues, as well as current and noncurrent liabilities created when regulatory agencies permit. + References No definition available. + Details
Name: | us-gaap_ScheduleOfRegulatoryAssetsAndLiabilitiesTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration