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Note 6 - Fair Values of Assets and Liabilities - Summary of Other Relevant Data (Details) - USD ($) $ in Thousands | Mar. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Loans, interest and fees receivable, at fair value | $ 1,405,765 | $ 1,026,424
Loans and Fees Receivable at Fair Value [Member] |  |
Aggregate unpaid gross balance of loans, interest and fees receivable that are reported at fair value | 1,102 | 1,249
Aggregate unpaid principal balance included within loans, interest and fees receivable that are reported at fair value | 1,064 | 1,204
Loans, interest and fees receivable, at fair value | 1,065 | 1,215
Aggregate fair value of receivables carried at fair value that are 90 days or more past due (which also coincides with finance charge and fee non-accrual policies) | 5 | 8
Unpaid principal balance of receivables within loans, interest and fees receivable that are reported at fair value and are 90 days or more past due (which also coincides with finance charge and fee non-accrual policies) over the fair value of such loans, interest and fees receivable | 13 | 13
Loans and Fees Receivable Pledged as Collateral, Fair Value [Member] |  |
Aggregate unpaid gross balance of loans, interest and fees receivable that are reported at fair value | 1,677,610 | 1,234,039
Aggregate unpaid principal balance included within loans, interest and fees receivable that are reported at fair value | 1,530,777 | 1,131,895
Loans, interest and fees receivable, at fair value | 1,404,700 | 1,025,209
Aggregate fair value of receivables carried at fair value that are 90 days or more past due (which also coincides with finance charge and fee non-accrual policies) | 5,100 | 4,640
Unpaid principal balance of receivables within loans, interest and fees receivable that are reported at fair value and are 90 days or more past due (which also coincides with finance charge and fee non-accrual policies) over the fair value of such loans, interest and fees receivable | $ 94,519 | $ 59,656

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- Definition This item represents the aggregate gross balance within loans and fees receivables that are reported at fair value for which the fair value option has been elected. + References No definition available. + Details
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- Definition This item represents the aggregate unpaid principal balance within loans and fees receivables that are reported at fair value for which the fair value option has been elected. + References No definition available. + Details
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- Definition This item represents the aggregate fair value of loans held as assets that are 90 days or more past due for which the fair value option has been elected. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 28 -Subparagraph (e)(1) -URI https://asc.fasb.org/extlink&oid=123596393&loc=d3e14064-108612 + Details
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- Definition For loans held as assets for which the fair value option has been elected, this item represents the difference between the aggregate fair value and the aggregate unpaid principal balance of those loans that are 90 days or more past due. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 28 -Subparagraph (e)(3) -URI https://asc.fasb.org/extlink&oid=123596393&loc=d3e14064-108612 + Details
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- Definition Fair value portion of loan receivable, including, but not limited to, mortgage loans held for investment, finance receivables held for investment, policy loans on insurance contracts. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -URI https://asc.fasb.org/subtopic&trid=2196772 + Details
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