XML 79 R61.htm IDEA: XBRL DOCUMENT
v3.20.4

Segments Of Business (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2020
Segment Reporting [Abstract] |
Schedule Of Operating Income Derived From Revenues And Expenses By Segment |
Year Ended December 31, (in millions) | 2020 |  | 2019 |  | 2018
Operating Revenues |  |  |  |  |
Gas Distribution Operations |  |  |  |  |
Unaffiliated | $ | 3,128.1 |  |  | $ | 3,509.7 |  |  | $ | 3,406.4 |
Intersegment | 12.1 |  |  | 13.1 |  |  | 13.1 |
Total | 3,140.2 |  |  | 3,522.8 |  |  | 3,419.5 |
Electric Operations |  |  |  |  |
Unaffiliated | 1,535.9 |  |  | 1,698.4 |  |  | 1,707.4 |
Intersegment | 0.7 |  |  | 0.8 |  |  | 0.8 |
Total | 1,536.6 |  |  | 1,699.2 |  |  | 1,708.2 |
Corporate and Other |  |  |  |  |
Unaffiliated | 17.7 |  |  | 0.8 |  |  | 0.7 |
Intersegment | 449.8 |  |  | 468.1 |  |  | 517.6 |
Total | 467.5 |  |  | 468.9 |  |  | 518.3 |
Eliminations | (462.6) |  |  | (482.0) |  |  | (531.5) |
Consolidated Operating Revenues | $ | 4,681.7 |  |  | $ | 5,208.9 |  |  | $ | 5,114.5 |
Year Ended December 31, (in millions) | 2020 |  | 2019 |  | 2018
Operating Income (Loss) |  |  |  |  |
Gas Distribution Operations(1) | $ | 199.1 |  |  | $ | 675.4 |  |  | $ | (254.1) |
Electric Operations | 348.8 |  |  | 406.8 |  |  | 386.1 |
Corporate and Other(2) | 2.9 |  |  | (191.5) |  |  | (7.3) |
Consolidated Operating Income | $ | 550.8 |  |  | $ | 890.7 |  |  | $ | 124.7 |
Depreciation and Amortization |  |  |  |  |
Gas Distribution Operations | $ | 363.1 |  |  | $ | 403.2 |  |  | $ | 301.0 |
Electric Operations | 321.3 |  |  | 277.3 |  |  | 262.9 |
Corporate and Other | 41.5 |  |  | 36.9 |  |  | 35.7 |
Consolidated Depreciation and Amortization | $ | 725.9 |  |  | $ | 717.4 |  |  | $ | 599.6 |
Assets |  |  |  |  |
Gas Distribution Operations | $ | 13,433.0 |  |  | $ | 14,224.5 |  |  | $ | 13,527.0 |
Electric Operations | 6,443.1 |  |  | 6,027.6 |  |  | 5,735.2 |
Corporate and Other | 2,164.4 |  |  | 2,407.7 |  |  | 2,541.8 |
Consolidated Assets | $ | 22,040.5 |  |  | $ | 22,659.8 |  |  | $ | 21,804.0 |
Capital Expenditures(3) |  |  |  |  |
Gas Distribution Operations | $ | 1,266.9 |  |  | $ | 1,380.3 |  |  | $ | 1,315.3 |
Electric Operations | 422.8 |  |  | 468.9 |  |  | 499.3 |
Corporate and Other | 31.1 |  |  | 18.6 |  |  | — |
Consolidated Capital Expenditures | $ | 1,720.8 |  |  | $ | 1,867.8 |  |  | $ | 1,814.6 |
(1)In 2020, Gas Distribution Operations reflects the loss of $412.4 million on the sale of the Massachusetts Business. For additional information, see Note 1, "Nature of Operations and Summary of Significant Accounting Policies". (2)In 2019, Corporate and Other reflects an impairment charge of $204.8 million for goodwill related to Columbia of Massachusetts. For additional information, see Note 7, "Goodwill and Other Intangible Assets." (3)Amounts differ from those presented on the Statements of Consolidated Cash Flows primarily due to the inclusion of capital expenditures in current liabilities, the capitalized portion of the Corporate Incentive Plan payout, and AFUDC Equity.

X
- Definition Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e8736-108599 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 25 -URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e8813-108599 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 30 -URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e8906-108599 + Details
Name: | us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

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