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ITG Acquisition - Pro Forma Results, Narrative (Details) - USD ($) $ / shares in Units, $ in Millions |  | 1 Months Ended
--- | --- | ---
Mar. 01, 2019 | Mar. 31, 2019
Business Acquisition [Line Items] |  |
Advisory and other professional fees |  | $ 15.1
ITG |  |
Business Acquisition [Line Items] |  |
Advisory and other professional fees |  | $ 18.2
Common stock, par value (in dollars per share) | $ 0.01 |
Right to receive cash (in dollars per share) | $ 30.30 |

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Face amount or stated value per share of common stock. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(29)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition The amount of advisory and other professional fees incurred during the reporting period. + References No definition available. + Details
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- Definition Amount of cash receivable per share without interest, less any applicable withholding taxes upon cancellation and extinguishment of shares issued in acquisition. + References No definition available. + Details
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- Details
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