CONSOLIDATED STATEMENTS OF STOCKHOLDERS EQUITY - USD ($) $ in Millions	Common stock	Additional paid-in capital	Retained earnings	Accumulated other comprehensive loss	Treasury stock	Non-controlling interest	Total
Balance at Dec. 31, 2021	$ 0.3	$ 669.0	$ 401.1	$ (191.3)	$ (49.6)	$ 328.9	$ 1,158.4
Net income			45.4			18.0	63.4
Cash dividends			(2.2)				(2.2)
Dividends paid to noncontrolling interest						(5.2)	(5.2)
Other comprehensive income (loss), net				5.9		2.1	8.0
Equity transaction with noncontrolling interest, net and other		1.4				(2.8)	(1.4)
Balance at Mar. 31, 2022	0.3	670.4	444.3	(185.4)	(49.6)	341.0	1,221.0
Balance at Dec. 31, 2022	0.3	669.5	482.3	(143.9)	(49.6)	348.2	1,306.8
Net income			(4.9)			1.2	(3.7)
Cash dividends			(2.3)				(2.3)
Dividends paid to noncontrolling interest						(5.2)	(5.2)
Other comprehensive income (loss), net				(4.1)		(1.5)	(5.6)
Equity transaction with noncontrolling interest, net and other		(0.9)				(0.3)	(1.2)
Balance at Mar. 31, 2023	$ 0.3	$ 668.6	$ 475.1	$ (148.0)	$ (49.6)	$ 342.4	$ 1,288.8