CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE INCOME (LOSS) (UNAUDITED) - USD ($) shares in Millions, $ in Millions	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
Revenues
Net premiums and contract charges earned	$ 313.0	$ 298.3
Net investment income	110.7	115.9
Net investment losses	(2.2)	(3.3)
Other income	7.8	5.5
Total revenues	429.3	416.4
Benefits, losses and expenses
Benefits, claims and settlement expenses (Reserve remeasurement losses, $0.1; $2.1)	176.4	183.2
Interest credited	53.8	52.8
Operating expenses	103.5	90.8
DAC amortization expense	32.3	29.6
Intangible asset amortization expense	3.6	3.6
Interest expense	9.5	8.9
Total benefits, losses and expenses	379.1	368.9
Income before income taxes	50.2	47.5
Income tax expense	9.0	9.3
Net income	$ 41.2	$ 38.2
Net income per share
Basic (in usd per share)	$ 1.01	$ 0.93
Diluted (in usd per share)	$ 1.00	$ 0.92
Weighted average number of shares and equivalent shares
Basic (in shares)	40.9	41.3
Diluted (in shares)	41.2	41.6
Statements of Comprehensive Income (Loss)
Net income	$ 41.2	$ 38.2
Other comprehensive income (loss), net of tax:
Change in net unrealized investment losses on fixed maturity securities	(43.3)	42.9
Change in net reserve remeasurements attributable to discount rates	22.7	(11.8)
Change in net funded status of benefit plans	0.0	0.0
Other comprehensive income	(20.6)	31.1
Comprehensive income	$ 20.6	$ 69.3