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Annual report pursuant to Section 13 and 15(d)

Note 19 - Income Taxes (Details Textual)

v3.24.0.1
Note 19 - Income Taxes (Details Textual) - USD ($)
$ in Thousands
 12 Months Ended
Oct. 28, 2021
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Amount Ìý $ 0 $ 8,000 $ 16,000 Ìý
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent Ìý 21.00% 21.00% 21.00% Ìý
Effective Income Tax Rate Reconciliation, GILTI, Amount Ìý $ 3,000 $ 3,000 $ 4,000 Ìý
Effective Income Tax Rate Reconciliation, FDII, Amount Ìý Ìý Ìý 15,000 Ìý
Deferred Tax Assets, Valuation Allowance Ìý 221,000 169,000 131,000 $ 206,000
Deferred Tax Assets, Operating Loss Carryforwards Ìý 234,000 220,000 Ìý Ìý
Unrecognized Tax Benefits that Would Impact Effective Tax Rate Ìý 5,000 7,000 Ìý Ìý
Unrecognized Tax Benefits, Increase (Decrease) Resulting From Timing of Tax Losses on Investment Ìý (32,000) Ìý Ìý Ìý
Unrecognized Tax Benefits, Period Increase (Decrease) Ìý $ (1,000) 3,000 3,000 Ìý
Unrecognized Tax Benefits That Would Impact Income Tax Expense (Benefit) Period (Month) Ìý 12 months Ìý Ìý Ìý
Decrease in Unrecognized Tax Benefits is Reasonably Possible Ìý $ 1,000 Ìý Ìý Ìý
Minimum [Member] Ìý Ìý Ìý Ìý Ìý
Decrease in Unrecognized Tax Benefits is Reasonably Possible Ìý 1,000 Ìý Ìý Ìý
Maximum [Member] Ìý Ìý Ìý Ìý Ìý
Decrease in Unrecognized Tax Benefits is Reasonably Possible Ìý 2,000 Ìý Ìý Ìý
Foreign Tax Authority [Member] Ìý Ìý Ìý Ìý Ìý
Operating Loss Carryforwards Ìý 884,000 Ìý Ìý Ìý
Deferred Tax Assets, Operating Loss Carryforwards Ìý 223,000 Ìý Ìý Ìý
Operating Loss Carryforwards, Subject to Expiration Ìý 42,000 Ìý Ìý Ìý
Deferred Tax Assets, Operating Loss Carryforwards, Subject to Expiration Ìý 7,000 Ìý Ìý Ìý
Deferred Tax Assets, Operating Loss Carryforwards, Subject to Expiration and Valuation Allowance Ìý 2,000 Ìý Ìý Ìý
Foreign Tax Authority [Member] | Tax Year 2023 Expiration [Member] Ìý Ìý Ìý Ìý Ìý
Operating Loss Carryforwards, Subject to Expiration and Valuation Allowance Ìý 0 Ìý Ìý Ìý
Foreign Tax Authority [Member] | Her Majesty's Revenue and Customs (HMRC) [Member] Ìý Ìý Ìý Ìý Ìý
Deferred Tax Assets, Valuation Allowance Ìý 14,000 Ìý Ìý Ìý
Foreign Tax Authority [Member] | Tax and Customs Administration, Netherlands [Member] Ìý Ìý Ìý Ìý Ìý
Deferred Tax Assets, Valuation Allowance Ìý Ìý 49,000 Ìý Ìý
Foreign Tax Authority [Member] | Luxembourg Inland Revenue [Member] Ìý Ìý Ìý Ìý Ìý
Operating Loss Carryforwards Ìý 256,000 Ìý Ìý Ìý
Deferred Tax Assets, Operating Loss Carryforwards Ìý 64,000 Ìý Ìý Ìý
Operating Loss Carryforwards, Valuation Allowance Ìý 22,000 Ìý Ìý Ìý
Domestic Tax Authority [Member] Ìý Ìý Ìý Ìý Ìý
Operating Loss Carryforwards Ìý 31,000 Ìý Ìý Ìý
Deferred Tax Assets, Operating Loss Carryforwards Ìý 6,000 Ìý Ìý Ìý
Capital Loss Carry Forward That Had a Full Valuation Allowance That Was Able to Be Realized As a Result of the Litigation Settlement Ìý Ìý Ìý 28,000 Ìý
Release of Valuation Allowance Associated with Investment Now Realized Due to Capital Gains from Litigation Settment Ìý Ìý Ìý 29,000 Ìý
State and Local Jurisdiction [Member] Ìý Ìý Ìý Ìý Ìý
Deferred Tax Assets, Capital Loss Carryforwards Ìý 14,000 Ìý Ìý Ìý
Fraud and Breach of Contract [Member] Ìý Ìý Ìý Ìý Ìý
Tax Effected Amount of Release of Valuation Allowance Attributable to Capital Gains from Litigation Settlement Ìý Ìý Ìý 57,000 Ìý
Fraud and Breach of Contract [Member] | Albemarle [Member] Ìý Ìý Ìý Ìý Ìý
Litigation Settlement, Amount Awarded from Other Party $ 665,000 Ìý Ìý Ìý Ìý
Litigation Settlement, Amount Received From Other Party, Net of Legal Fees 465,000 Ìý Ìý Ìý Ìý
Gain (Loss) Related to Litigation Settlement, Total 237,000 Ìý Ìý 237,000 Ìý
Release of Valuation Allowance Attributable to Capital Gains from Litigation Settlement 237,000 Ìý Ìý Ìý Ìý
Tax Effected Amount of Release of Valuation Allowance Attributable to Capital Gains from Litigation Settlement $ 57,000 Ìý Ìý Ìý Ìý
ÀÖÌìÌÃfun88(ÖйúÇø)¹Ù·½ÍøÕ¾ International LLC [Member] Ìý Ìý Ìý Ìý Ìý
Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Amount Ìý $ 0 $ 8,000 $ 16,000 Ìý
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent Ìý 21.00% 21.00% 21.00% Ìý
Deferred Tax Assets, Valuation Allowance Ìý $ 221,000 $ 169,000 $ 131,000 $ 206,000
Deferred Tax Assets, Operating Loss Carryforwards Ìý $ 234,000 $ 220,000 Ìý Ìý