Debt - Summary of Debt (Details) - USD ($)	Dec. 31, 2022	Dec. 31, 2021
Short-term debt
Revolving Credit Facility	$ 249,000,000.0	$ 249,000,000.0
Long-term debt
Long-term debt	249,000,000.0	253,600,000
Total	498,000,000.0	502,600,000
4.50% Senior Notes
Long-term debt
Long-term debt	$ 249,000,000.0	$ 248,600,000
Interest Rates	4.50%	4.50%
Principal amount	$ 250,000,000.0	$ 250,000,000.0
Unamortized discount	200,000	300,000
Unamortized debt issuance costs	800,000	1,100,000
FHLB borrowings
Long-term debt
Long-term debt	$ 0	$ 5,000,000.0
Interest Rates	0.00%