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OPERATING REVENUES - OTHER NON-UTILITY OPERATING REVENUES (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2019 | Jun. 30, 2018 | Jun. 30, 2019 | Jun. 30, 2018
We Power revenues |  |  |  |
Disaggregation of Operating Revenues |  |  |  |
Revenues amortized from deferred revenue during the period | $ 6.3 | $ 6.2 | $ 12.7 | $ 12.6
Revenues from contracts with customers |  |  |  |
Disaggregation of Operating Revenues |  |  |  |
Revenues from contracts with customers | 1,563.9 | 1,673.6 | 3,940.4 | 3,963.6
Other non-utility revenues | Revenues from contracts with customers |  |  |  |
Disaggregation of Operating Revenues |  |  |  |
Revenues from contracts with customers | 17.2 | 13.0 | 35.5 | 24.6
Other non-utility revenues | Revenues from contracts with customers | We Power revenues |  |  |  |
Disaggregation of Operating Revenues |  |  |  |
Revenues from contracts with customers | 6.3 | 6.2 | 12.7 | 12.6
Other non-utility revenues | Revenues from contracts with customers | Distributed renewable solar project revenues |  |  |  |
Disaggregation of Operating Revenues |  |  |  |
Revenues from contracts with customers | 0.8 | 2.8 | 2.3 | 4.1
Other non-utility revenues | Revenues from contracts with customers | Wind generation revenues |  |  |  |
Disaggregation of Operating Revenues |  |  |  |
Revenues from contracts with customers | 5.9 | 0.0 | 12.1 | 0.0
Other non-utility revenues | Revenues from contracts with customers | Other |  |  |  |
Disaggregation of Operating Revenues |  |  |  |
Revenues from contracts with customers | 0.0 | 0.1 | 0.1 | 0.1
Transferred over time | Other non-utility revenues | Revenues from contracts with customers | Appliance service repairs |  |  |  |
Disaggregation of Operating Revenues |  |  |  |
Revenues from contracts with customers | $ 4.2 | $ 3.9 | $ 8.3 | $ 7.8

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