Taxation - Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021	Dec. 02, 2021
Deferred tax assets
Discount on provision for losses and loss adjustment expenses	$ 802	$ 557
Unearned premiums	9,886	7,345
Accrued professional fees	0	5
Unrealized foreign currency gain	229	70
Excess tax basis	159,337	168,014	$ 167,400
Net operating loss ("NOL") and other carryforwards	17,197	6,492
Other	457	315
Gross deferred tax asset	187,908	182,798
Less: valuation allowance	(176,116)	(174,821)
Total net deferred tax assets	11,792	7,977
Deferred tax liabilities
Deferred acquisition costs	(22,542)	(17,122)
Excise tax accrual	(1,068)	(1,279)
Unrealized foreign currency gain	(229)	(70)
Unrealized investment gain	(37)	(16)
Intangible assets	(759)	0
Other	(7)	0
Total deferred tax liabilities	(24,642)	(18,487)
Net deferred tax liability	$ (12,850)	$ (10,510)