Unaudited Interim Consolidated Statements of Financial Position (Parenthetical) - USD ($) $ in Thousands	Mar. 31, 2025	Dec. 31, 2024
Fixed Maturities, Available-for-sale, allowance for credit losses	$ 42,828	$ 40,414
Fixed Maturities, Available-for-sale, amortized cost	40,807,986	36,980,933
Fixed maturities, trading, amortized cost	4,761,537	4,415,277
Equity securities, at cost	2,478,826	2,650,542
Commercial mortgage and other loans, allowance for credit losses	39,784	37,715
Other invested assets, at fair value	120,398	68,623
Reinsurance recoverable and deposit receivables, embedded derivatives at fair value	$ 716,745	$ 645,193
Common Stock, Par or Stated Value Per Share	$ 10	$ 10
Common Stock, Shares Authorized	1,000,000	1,000,000
Common Stock, Shares, Issued	250,000	250,000
Common Stock, Shares, Outstanding	250,000	250,000
ASU 2016-13
Short-term investments, allowance for credit losses	$ 57	$ 49