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GOODWILL | 3 Months Ended
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Mar. 31, 2019
Goodwill and Intangible Assets Disclosure [Abstract] |
GOODWILL | GOODWILL Goodwill represents the excess of the cost of an acquisition over the fair value of the identifiable net assets acquired. The table below shows our goodwill balances by segment for the three months ended March 31, 2019. We had no changes to the carrying amount of goodwill during the three months ended March 31, 2019.
(in millions) |  | Wisconsin |  | Illinois |  | Other States |  | Non-Utility Energy Infrastructure |  | Total
Goodwill balance * |  | $ | 2,104.3 |  |  | $ | 758.7 |  |  | $ | 183.2 |  |  | $ | 6.6 |  |  | $ | 3,052.8 |
* | We had no accumulated impairment losses related to our goodwill as of March 31, 2019.

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- Definition The entire disclosure for goodwill and intangible assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -URI http://asc.fasb.org/topic&trid=2144416 + Details
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