XML 65 R52.htm IDEA: XBRL DOCUMENT v3.26.1
Investments - Credit Quality Indicators (Details) - Commercial Portfolio Segment
$ in Millions
Mar. 31, 2026
USD ($)
Dec. 31, 2025
USD ($)
Greater than 2.0    
Financing Receivable, Credit Quality Indicator [Line Items]    
Financing receivable, originated current year $ 1.7 $ 6.8
Financing receivable, originated year one 6.8 4.5
Financing receivable, originated year two 4.5 0.5
Financing receivable, originated year three 0.5 12.9
Financing receivable, originated year four 12.8 8.6
Prior 38.8 35.2
Total $ 65.1 $ 68.5
% of Total 0.206 0.207
1.5 to 2.0    
Financing Receivable, Credit Quality Indicator [Line Items]    
Financing receivable, originated current year $ 1.9 $ 13.2
Financing receivable, originated year one 13.3 19.5
Financing receivable, originated year two 19.4 13.7
Financing receivable, originated year three 8.7 9.2
Financing receivable, originated year four 9.2 19.3
Prior 23.8 9.1
Total $ 76.3 $ 84.0
% of Total 0.242 0.253
1.0 to 1.5    
Financing Receivable, Credit Quality Indicator [Line Items]    
Financing receivable, originated current year $ 5.6 $ 32.7
Financing receivable, originated year one 32.8 27.8
Financing receivable, originated year two 27.8 15.5
Financing receivable, originated year three 14.2 11.1
Financing receivable, originated year four 11.0 23.3
Prior 22.3 2.6
Total $ 113.7 $ 113.0
% of Total 0.360 0.341
Less than 1.0    
Financing Receivable, Credit Quality Indicator [Line Items]    
Financing receivable, originated current year $ 0.0 $ 0.0
Financing receivable, originated year one 0.0 2.7
Financing receivable, originated year two 2.6 14.9
Financing receivable, originated year three 15.1 25.4
Financing receivable, originated year four 20.4 19.7
Prior 22.7 3.2
Total $ 60.8 $ 65.9
% of Total 0.192 0.199
Total    
Financing Receivable, Credit Quality Indicator [Line Items]    
Financing receivable, originated current year $ 9.2 $ 52.7
Financing receivable, originated year one 52.9 54.5
Financing receivable, originated year two 54.3 44.6
Financing receivable, originated year three 38.5 58.6
Financing receivable, originated year four 53.4 70.9
Prior 107.6 50.1
Total $ 315.9 $ 331.4
% of Total 1.000 1.000
70% and less    
Financing Receivable, Credit Quality Indicator [Line Items]    
Financing receivable, originated current year $ 9.2 $ 50.4
Financing receivable, originated year one 50.6 48.5
Financing receivable, originated year two 48.3 27.4
Financing receivable, originated year three 23.5 25.7
Financing receivable, originated year four 25.6 32.2
Prior 69.6 44.4
Total $ 226.8 $ 228.6
% of Total 0.718 0.690
71% to 80%    
Financing Receivable, Credit Quality Indicator [Line Items]    
Financing receivable, originated current year $ 0.0 $ 0.0
Financing receivable, originated year one 0.0 5.0
Financing receivable, originated year two 5.0 11.0
Financing receivable, originated year three 11.2 7.5
Financing receivable, originated year four 8.6 16.0
Prior 15.3 5.7
Total $ 40.1 $ 45.2
% of Total 0.127 0.136
81% to 95%    
Financing Receivable, Credit Quality Indicator [Line Items]    
Financing receivable, originated current year $ 0.0 $ 2.3
Financing receivable, originated year one 2.3 1.0
Financing receivable, originated year two 1.0 2.4
Financing receivable, originated year three 0.0 10.5
Financing receivable, originated year four 9.3 12.0
Prior 14.1 0.0
Total $ 26.7 $ 28.2
% of Total 0.085 0.085
Greater than 95%    
Financing Receivable, Credit Quality Indicator [Line Items]    
Financing receivable, originated current year $ 0.0 $ 0.0
Financing receivable, originated year one 0.0 0.0
Financing receivable, originated year two 0.0 3.8
Financing receivable, originated year three 3.8 14.9
Financing receivable, originated year four 9.9 10.7
Prior 8.6 0.0
Total $ 22.3 $ 29.4
% of Total 0.070 0.089
Total    
Financing Receivable, Credit Quality Indicator [Line Items]    
Financing receivable, originated current year $ 9.2 $ 52.7
Financing receivable, originated year one 52.9 54.5
Financing receivable, originated year two 54.3 44.6
Financing receivable, originated year three 38.5 58.6
Financing receivable, originated year four 53.4 70.9
Prior 107.6 50.1
Total $ 315.9 $ 331.4
% of Total 1.000 1.000