v3.20.1

Equity method investments in unconsolidated affiliates - Op Results (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Operating results
Revenue	$ 37.8	$ 32.8
Project expenses	23.8	19.5
Project other expenses	(0.3)	(0.4)
Equity in earnings of unconsolidated affiliates	13.7	12.9
Distributions from equity method investments	(6.0)	(5.8)
Surplus of earnings of equity method investments, net of distributions	7.7	7.1
Frederickson
Operating results
Revenue	8.0	5.8
Project expenses	5.4	3.4
Net income	2.6	2.4
Orlando Cogen, LP
Operating results
Revenue	14.6	15.5
Project expenses	6.3	7.5
Net income	8.3	8.0
Chambers Cogen, LP
Operating results
Revenue	10.6	11.5
Project expenses	8.1	8.6
Project other expenses	(0.3)	(0.4)
Net income	2.2	$ 2.5
Craven County Wood Energy, LP
Operating results
Revenue	3.1
Project expenses	2.6
Net income	0.5
Grayling Generating Station, LP
Operating results
Revenue	1.5
Project expenses	1.4
Net income	$ 0.1

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The aggregate amount of income (expense) from major activities considered as part of the normal operations of the business reported by an equity method investment of the entity.

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