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v3.19.2

Related Party Transactions (Tables) | 6 Months Ended
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Jun. 30, 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:
|  | June 30, 2019 |  |  | December 31, 2018 |
Receivable from WTT |  | $ | 13,920 |  |  | $ | 14,678 |
Receivable from ETFS Issuers |  |  | 8,573 |  |  |  | 8,779 |
Receivable from BI and WTI |  |  | 853 |  |  |  | 951 |
Receivable from WTAMC |  |  | 196 |  |  |  | 167 |
Receivable from WTCS |  |  | 80 |  |  |  | 95 |
Total |  | $ | 23,622 |  |  | $ | 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 June 30, |  |  | Six Months Ended June 30, |
|  | 2019 |  |  | 2018 |  |  | 2019 |  |  | 2018 |
Advisory services provided to WTT |  | $ | 42,817 |  |  | $ | 52,591 |  |  | $ | 85,040 |  |  | $ | 107,792 |
Advisory services provided to ETFS Issuers |  |  | 19,367 |  |  |  | 17,720 |  |  |  | 38,640 |  |  |  | 17,720 |
Advisory services provided to BI and WTI |  |  | 2,583 |  |  |  | 2,724 |  |  |  | 5,087 |  |  |  | 5,351 |
Advisory services provided to WTAMC |  |  | 607 |  |  |  | 403 |  |  |  | 1,153 |  |  |  | 715 |
Advisory services provided to WTCS |  |  | 253 |  |  |  | 340 |  |  |  | 547 |  |  |  | 656 |
Total |  | $ | 65,627 |  |  | $ | 73,778 |  |  | $ | 130,467 |  |  | $ | 132,234 |

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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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