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v3.19.1

Related Party Transactions (Tables) | 3 Months Ended
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Mar. 31, 2019
Related Party Transactions [Abstract] |
Summary of Accounts Receivable from Related Parties | The following table summarizes accounts receivable from related parties which are included as a component of accounts receivable on the Company’s Consolidated Balance Sheets:
|  | March 31, 2019 |  |  | December 31, 2018 |
Receivable from WTT |  | $ | 15,036 |  |  | $ | 14,678 |
Receivable from ETFS Issuers |  |  | 8,786 |  |  |  | 8,779 |
Receivable from BI and WTI |  |  | 1,004 |  |  |  | 951 |
Receivable from WTAMC |  |  | 189 |  |  |  | 167 |
Receivable from WTCS |  |  | 97 |  |  |  | 95 |
Total |  | $ | 25,112 |  |  | $ | 24,670 |
Summary of Revenues from Advisory Services Provided to Related Parties | The following table summarizes revenues from advisory services provided to related parties:
|  | Three Months Ended |
|  | March 31, 2019 |  |  | March 31, 2018 |
Advisory services provided to WTT |  | $ | 42,223 |  |  | $ | 55,202 |
Advisory services provided to ETFS Issuers |  |  | 19,273 |  |  |  | — |
Advisory services provided to BI and WTI |  |  | 2,504 |  |  |  | 2,626 |
Advisory services provided to WTAMC |  |  | 546 |  |  |  | 311 |
Advisory services provided to WTCS |  |  | 294 |  |  |  | 317 |
Total |  | $ | 64,840 |  |  | $ | 58,456 |

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- Definition Tabular disclosure of related party transactions. Examples of related party transactions include, but are not limited to, transactions between (a) a parent company and its subsidiary; (b) subsidiaries of a common parent; (c) and entity and its principal owners and (d) affiliates. + References No definition available. + Details
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- Definition Schedule Of Accounts Receivable From Related Party [Table Text Block] + References No definition available. + Details
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