CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME
Net income and comprehensive income	$ 738.8	$ 815.9
Other comprehensive income (loss) net of tax:
Total comprehensive income	738.8	815.9
Comprehensive income attributable to the non-controlling interest	2.8	2.7
Comprehensive income attributable to SCC	$ 736.0	$ 813.2