v3.26.3
Debt and letter of credit facilities (Tables)
 9 Months Ended
Sep. 30, 2026
Debt Disclosure [Abstract]  
Schedule of Debt Obligations
The following table represents a summary of the Company’s debt obligations on its consolidated balance sheets as of September 30, 2026 and December 31, 2025:
September 30, 2026December 31, 2025
Amount
Effective rate (1)
Amount
Effective rate (1)
2024 Senior Notes, at face value$400.0 7.4 %$400.0 7.4 %
Unamortized discount and issuance costs(3.1)(4.0)
2024 Senior Notes, carrying value396.9 396.0 
2017 SEK Subordinated Notes, at face value275.6 6.2 %298.2 7.1 %
Unamortized discount(5.0)(5.6)
2017 SEK Subordinated Notes, carrying value270.6 292.6 
Total debt$667.5 $688.6 
(1)Effective rate considers the effect of the debt issuance costs, discount, and premium.
Schedule of Letter of Credit Facilities
As of September 30, 2026, the Company had entered into the following letter of credit facilities:
Letters of CreditCollateral
Committed CapacityIssuedCash and Cash EquivalentsDebt securities
Committed - Secured letters of credit facilities$255.0 $216.3 $5.2 $128.1 
Uncommitted - Secured letters of credit facilitiesn/a545.0 17.8 691.2 
$255.0 $761.3 $23.0 $819.3