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Shares | 12 Months Ended
--- | ---
Dec. 31, 2018
Tradeweb Markets LLC |
Entity Information [Line Items] |
Shares | 12. Shares The Company's issued and vested shares are as follows:
|  | Successor |  |  | Predecessor
|  | December 31, 2018 |  |  | December 31, 2017
Number of Vested Shares Issued |  |  |  |  |
Class A Shares |  | 146,333 |  |  | 146,333
Class C Shares |  | 447 |  |  | 447
Class P(A) Shares |  | 6,887 |  |  | 6,887
Class P(C) Shares |  | 2 |  |  | 2
Class P-1(A) Shares |  | 6,094 |  |  | —
Class P-1(C) Shares |  | 232 |  |  | —
Each outstanding Class A Share, Class P(A) Share, Class P-1(A) Share, Class C Share, Class P(C) Share and Class P-1(C) Share equally participates in the earnings of the Company. All of these shares cannot be transferred without approval by the Board of Managers of the Company, with the exception of transfers to certain related parties. Most of the Class A, Class P(A) and Class P-1(A) Shareholders have the right to appoint the members of the Board of Managers. The Class C, Class P(C) and Class P-1(C) Shareholders do not have the right to appoint members of the Board of Managers. As a result of the Recapitalization described in Note 2, all of the outstanding Class A Shares, Class P(A) Shares, Class P-1(A) Shares, Class C Shares, Class P(C) Shares and Class P-1(C) Shares of the Company were exchanged for 222,222,197 LLC Interests. The Company’s issued and vested shares adjusted retroactively for the Recapitalization, in their pre-exchange classes, are as follows at December 31, 2018 and 2017:
|  | Successor |  |  | Predecessor
|  | December 31, 2018 |  |  | December 31, 2017
Number of Vested Shares Issued |  |  |  |  |
Class A Shares |  | 203,245,361 |  |  | 203,245,361
Class C Shares |  | 612,431 |  |  | 621,431
Class P(A) Shares |  | 9,565,659 |  |  | 9,565,659
Class P(C) Shares |  | 2,520 |  |  | 2,520
Class P-1(A) Shares |  | 8,464,589 |  |  | —
Class P-1(C) Shares |  | 322,637 |  |  | —

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- Definition The entire disclosure for shareholders' equity comprised of portions attributable to the parent entity and noncontrolling interest, including other comprehensive income. Includes, but is not limited to, balances of common stock, preferred stock, additional paid-in capital, other capital and retained earnings, accumulated balance for each classification of other comprehensive income and amount of comprehensive income. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -URI http://asc.fasb.org/topic&trid=2208762 + Details
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