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v3.21.2

General - Major Streams of Revenue (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2021 | Jun. 30, 2020 | Jun. 30, 2021 | Jun. 30, 2020
Accounting Policies [Abstract] |  |  |  |
Revenue from contracts with customers | $ 147,204 | $ 142,163 | $ 259,442 | $ 247,299
Alternative revenue programs, net | 2,656 | 3,049 | 2,768 | 3,553
Other balancing and memorandum accounts, net | 1,477 | 1,629 | 2,998 | 10,211
Other regulatory mechanisms, net | (416) | (1,076) | (846) | (914)
Rental income | 1,320 | 1,444 | 2,664 | 2,814
Total revenues | $ 152,241 | $ 147,209 | $ 267,026 | $ 262,963

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- Definition Amount of operating lease income from lease payments and variable lease payments paid and payable to lessor. Includes, but is not limited to, variable lease payments not included in measurement of lease receivable. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 30 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=124258985&loc=SL77919372-209981 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 30 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=123420820&loc=SL77919311-209978 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section 50 -Paragraph 6A -URI http://asc.fasb.org/extlink&oid=124502072&loc=SL77927221-108306 + Details
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