Income Tax, Effective income tax rate reconciliation (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Income Tax [Abstract]
Consolidated income before taxes	$ 41,751	$ 105,558	$ 97,928
Average statutory tax rate	25.00%	25.00%	30.00%
Corporate income tax at average statutory tax rate	$ (10,438)	$ (26,390)	$ (29,378)
Income tax of associates, net	128	1,808	1,639
Differences in statutory tax rates	(94)	(7,076)	752
Unrecognized NOLs and deferred tax assets	(37,183)	(14,161)	(22,972)
Purchase of Liberty's equity interest in Solana	36,352	0	0
Other permanent differences	(8,895)	11,220	5,385
Other non-taxable income/(expense)	(4,747)	3,649	1,915
Total income tax expense	$ (24,877)	$ (30,950)	$ (42,659)
Effective tax rate	25.00%	25.00%	30.00%
Identified uncertain tax position	$ 0	$ 0

The amount that represents the difference between the tax expense (income) and other permanent differences.

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The amount that represents the difference between the tax expense (income) and the product of the accounting profit multiplied by the applicable tax rate(s) that relates to expenses not deductible and tax losses in determining taxable profit (tax loss).

+ References

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The amount of tax effect of purchase of liberty equity interest in Solana.

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The amount of identified uncertain tax require evaluation for the period.

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No definition available.

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The applicable income tax rate.

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The tax expense (income) divided by the accounting profit. [Refer: Accounting profit]

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The aggregate amount included in the determination of profit (loss) for the period in respect of current tax and deferred tax. [Refer: Current tax expense (income); Deferred tax expense (income)]

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The amount of income tax relating to an entity's share of other comprehensive income of associates and joint ventures accounted for using the equity method. [Refer: Share of other comprehensive income of associates and joint ventures accounted for using equity method, before tax]

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No definition available.

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The amount that represents the difference between the tax expense (income) and the product of the accounting profit multiplied by the applicable tax rate(s) that the entity does not separately disclose in the same statement or note. [Refer: Accounting profit; Applicable tax rate]

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- Definition

The profit (loss) before tax expense or income. [Refer: Profit (loss)]

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The amount that represents the difference between the tax expense (income) and the product of the accounting profit multiplied by the applicable tax rate(s) that relates to foreign tax rates. [Refer: Accounting profit]

+ References

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The product of the accounting profit multiplied by the applicable tax rate(s). [Refer: Accounting profit; Applicable tax rate]

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