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Revenue - Interest Income and Fair Value Adjustments (Details) - USD ($) $ in Thousands | 3 Months Ended
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Mar. 31, 2021 | Mar. 31, 2020
Disaggregation of Revenue [Line Items] |  |
Interest income | $ 3,405 | $ 9,183
Interest expense | (1,030) | (3,255)
Fair value and other adjustments, net | 2,800 | (9,947)
Total interest income and fair value adjustments, net | $ 5,175 | (4,019)
Variable Interest Entity, Primary Beneficiary |  |
Disaggregation of Revenue [Line Items] |  |
Interest income |  | 3,379
Interest expense |  | (569)
Fair value and other adjustments, net |  | (3,000)
Total interest income and fair value adjustments, net |  | $ (190)

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- Definition Represents the total of interest and dividend income, including any amortization and accretion (as applicable) of discounts and premiums, earned from (1) loans and leases whether held-for-sale or held-in-portfolio; (2) investment securities; (3) federal funds sold; (4) securities purchased under agreements to resell; (5) investments in banker's acceptances, commercial paper, or certificates of deposit; (6) dividend income; or (7) other investments not otherwise specified herein. + 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 210.9-04.1-5) -URI http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260 + Details
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