Income Taxes - Deferred Tax Asset (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Deferred tax assets
Net operating loss carryforward	$ 6,024	$ 3,975
Capital loss carryover	4,442	739
GAAP/Tax basis differences	814	3,699
Total deferred tax assets	11,280	8,413
Deferred tax liabilities
Deferred tax liabilities	2	5
Valuation allowance	(9,503)	(7,029)
Total net deferred tax asset	$ 1,775	$ 1,379

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Amount of deferred tax liability attributable to taxable temporary differences.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible capital loss carryforwards.

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