Note 2 - Business Acquisitions (Tables)

12 Months Ended

Dec. 31, 2021

Notes Tables

Schedule of Recognized Identified Assets Acquired and Liabilities Assumed [Table Text Block]

Cash and cash equivalents and restricted cash	$	10.9
Trade receivables and others (1)		8.6
Deferred income taxes		23.6
Property, plant and equipment and construction-in-process		152.0
Intangible assets (2)		191.6
Goodwill (3)		65.4
Total assets acquired	$	452.1
Accounts payable, accrued expenses and others	$	6.6
Financing liability (4)		258.4
Asset retirement obligation		5.3
Total liabilities assumed	$	270.3
Total assets acquired, and liabilities assumed, net	$	181.8

Trade and other receivables	$	1.0
Property, plant and equipment, net	20.1
Intangible assets (1)	20.4
Goodwill (2)		4.1
Total assets acquired	$	45.6
Liabilities assumed	$	(2.2	)
Total assets acquired and liabilities assumed, net	$	43.4

Business Acquisition, Pro Forma Information [Table Text Block]

	Pro forma for the Year Ended December 31,
	2021		2020
	(Dollars in millions)
Electricity revenues	$	613.3	$	596.6
Total revenues	$	690.6	$	760.6
Net income attributable to the Company's stockholders	$	69.6	$	84.3