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Variable Interest Entities (Tables)
12 Months Ended
Dec. 31, 2021
Organization, Consolidation and Presentation of Financial Statements [Abstract]  
Schedule of Variable Interest Entities
The following table presents information regarding activity in the Company’s Alternative Energy Partnership Investments as of the periods indicated:
Year Ended
(Dollars in millions)Dec 31, 2021Dec 31, 2020
Fundings$80.0 $20.0 
Cash distribution from investment0.5 — 
Gain (loss) on investments in Alternative Energy Partnership(61.2)— 
Income tax credits recognized73.9 3.6 
Tax benefit (expense) recognized from HLBV application5.1 (0.4)
The following table represents the carrying value of the associated assets and liabilities and the associated maximum loss exposure of the Alternative Energy Partnership Investments as of the dates indicated:
(Dollars in millions)Dec 31, 2021
Cash$21.5 
Equipment, net of depreciation310.5 
Other assets3.0 
Total unconsolidated assets335.0 
Maximum loss exposure39.6