v3.26.1
FAIR VALUE OF FINANCIAL INSTRUMENTS - Fair Value of Financial Instruments That Are Not Carried at Fair Value on a Recurring Basis (Details) - Nonrecurring - USD ($)
$ in Thousands
Jun. 30, 2026
Dec. 31, 2025
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Cash and cash equivalents $ 115,323 $ 111,581
Other Long Term Investments 220,933 228,507
Mortgage Loans 29,926 30,127
Total Assets Measured at Fair Value 366,182 370,215
Long Term Debt 139,291 142,319
Total 139,291 142,319
Limited Liability Company    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Other Long Term Investments 103,400 99,200
Lloyd's Syndicate Investments    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Other Long Term Investments 116,000 127,900
Level 1    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Cash and cash equivalents 115,323 111,581
Other Long Term Investments 0 0
Mortgage Loans 0 0
Total Assets Measured at Fair Value 115,323 111,581
Long Term Debt 0 0
Total 0 0
Level 2    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Cash and cash equivalents 0 0
Other Long Term Investments 1,551 1,409
Mortgage Loans 0 0
Total Assets Measured at Fair Value 1,551 1,409
Long Term Debt 139,291 142,319
Total 139,291 142,319
Level 3    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Cash and cash equivalents 0 0
Other Long Term Investments 0 0
Mortgage Loans 29,926 30,127
Total Assets Measured at Fair Value 29,926 30,127
Long Term Debt 0 0
Total 0 0
Net Asset Value    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Cash and cash equivalents 0 0
Other Long Term Investments 219,382 227,098
Mortgage Loans 0 0
Total Assets Measured at Fair Value 219,382 227,098
Long Term Debt 0 0
Total $ 0 $ 0