Taxation (Deferred Tax Assets and Liabilities) (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Deferred tax assets
Tax loss and credit carryforwards	$ 128,561	$ 111,835
Unearned premiums	20,854	17,842
Reserve for claims and claim expenses	14,983	8,984
Deferred finance charges	11,427	10,160
Deferred underwriting results	7,228	4,033
Accrued expenses	4,826	7,196
Deferred tax assets	187,879	160,050
Deferred tax liabilities
Investments	(23,598)	(6,468)
Deferred acquisition expenses	(23,040)	(16,296)
Intangible assets	(1,142)	(2,891)
Amortization and depreciation	(1,130)	(2,133)
VOBA	(1,017)	(12,673)
Deferred tax liabilities	(49,927)	(40,461)
Net deferred tax asset before valuation allowance	137,952	119,589
Valuation allowance	(88,688)	(75,685)
Net deferred tax asset	$ 49,264	$ 43,904

The sum of the tax effects as of the balance sheet date of deferred tax assets and deferred tax liabilities, before consideration of the valuation allowance recorded as of the balance sheet date pertaining to the specified deferred tax asset for which an assessment was made that it is more likely than not that all or a portion of such deferred tax asset will not be realized through related deductions on future tax returns.

No definition available.