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Derivatives - Summary of Gains Losses on Derivative Contracts Included in Condensed Consolidated Statements of Operations (Detail) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
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Jun. 30, 2021 | Jun. 30, 2020 | Jun. 30, 2021 | Jun. 30, 2020
Rate lock commitments | Compensation and employee benefits |  |  |  |
Derivative Instruments, Gain (Loss) |  |  |  |
Gain (loss) recognized in income for derivatives | $ 1,100 | $ 500 | $ 2,200 | $ 900
Not Designated as Hedging Instrument |  |  |  |
Derivative Instruments, Gain (Loss) |  |  |  |
Gain (loss) recognized in income for derivatives | (2,774) | (3,253) | (2,042) | (1,008)
Not Designated as Hedging Instrument | Nasdaq Forwards | Other income (loss), net |  |  |  |
Derivative Instruments, Gain (Loss) |  |  |  |
Gain (loss) recognized in income for derivatives | (6,802) | (22,945) | (12,404) | (1,772)
Not Designated as Hedging Instrument | Rate lock commitments | Gains (loss) from mortgage banking activities/originations, net |  |  |  |
Derivative Instruments, Gain (Loss) |  |  |  |
Gain (loss) recognized in income for derivatives | 15,149 | (10,208) | 19,843 | 49,955
Not Designated as Hedging Instrument | Rate lock commitments | Compensation and employee benefits |  |  |  |
Derivative Instruments, Gain (Loss) |  |  |  |
Gain (loss) recognized in income for derivatives | (1,060) | 512 | (2,177) | (899)
Not Designated as Hedging Instrument | Forward sale contracts | Gains (loss) from mortgage banking activities/originations, net |  |  |  |
Derivative Instruments, Gain (Loss) |  |  |  |
Gain (loss) recognized in income for derivatives | $ (10,061) | $ 29,388 | $ (7,304) | $ (48,292)

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- Definition Amount of increase (decrease) in the fair value of derivatives recognized in the income statement. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4A -Subparagraph (b)(1) -URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5618551-113959 + Details
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