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Note 5 - Net Trading - Net Trading (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Net realized gains / (losses)- trading inventory | $ 31,269 | $ 24,118 | $ 20,914
Net unrealized gains / (losses)-trading inventory | 2,076 | (1,320) | 1,236
Gains and losses | 33,345 | 22,798 | 22,150
Interest income-trading inventory | 7,759 | 6,921 | 5,040
Interest income - RTLs |  | 236 |
Interest income-receivables under resale agreements | 98,710 | 176,336 | 67,846
Interest income | 106,469 | 183,493 | 72,886
Interest expense-securities sold under agreement to repurchase | (65,030) | (164,851) | (63,707)
Interest expense-LegacyTexas Credit Facility | (39) | (100) |
Interest expense-margin payable | (1,134) | (3,168) | (2,031)
Interest expense | (66,203) | (168,119) | (65,738)
Net trading | $ 73,611 | $ 38,172 | $ 29,298

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- Definition Amount of unrealized and realized gain (loss) on investment in debt security measured at fair value with change in fair value recognized in net income (trading). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 14 -URI http://asc.fasb.org/extlink&oid=121645371&loc=d3e27476-111563 + Details
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- Definition The aggregate interest and fee income generated by: (1) loans the Entity has positive intent and ability to hold for the foreseeable future, or until maturity or payoff, including commercial and consumer loans, whether domestic or foreign, which may consist of: (a) industrial and agricultural; (b) real estate; and (c) real estate construction loans; (d) trade financing; (e) lease financing; (f) home equity lines-of-credit; (g) automobile and other vehicle loans; and (h) credit card and other revolving-type loans and (2) loans and leases held-for-sale which may include mortgage loans, direct financing, and sales-type leases. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 220 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04.1) -URI http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260 + Details
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