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Due from brokers (Details) - USD ($) $ in Thousands | Dec. 31, 2020 | Dec. 31, 2019
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Due to and from Broker-Dealers and Clearing Organizations [Abstract] |  |
Cash held at brokers | $ 94,902 |
Due from brokers | $ 94,902 | $ 0

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- Definition This is the amount of cash advanced as security in return for borrowing securities from another party. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 50 -Paragraph 3 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=75038535&loc=d3e64711-112823 + Details
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Balance Type: | debit
Period Type: | instant

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- References No definition available. + Details
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- Definition Amount receivable from broker-dealers and clearing organizations, including, but not limited to, securities failed-to-deliver, certain deposits for securities borrowed, open transactions, good faith and margin deposits, commissions and floor brokerage receivables. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 940 -SubTopic 20 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=35710130&loc=d3e41645-110958 + Details
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