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Selected Balance Sheet Data (Tables) | 3 Months Ended
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Mar. 31, 2020
Other Assets [Line Items] |
Schedule of Allowance for Credit Losses for Advances and Loans | Allowance for credit losses for advances and loans consisted of the following (in thousands):
|  | Three Months Ended March 31, |
|  | 2020 |  |  | 2019 |
Beginning balance |  | $ | 512 |  |  | $ | 514 |
Credit loss recovery |  |  | (120 | ) |  |  | (104 | )
Write-offs |  |  | (2 | ) |  |  | (3 | )
Ending balance |  | $ | 390 |  |  | $ | 407 |
Schedule of Other Assets | Other assets consisted of the following (in thousands):
|  | Current |  |  | Non-Current |
|  | March 31, 2020 |  |  | December 31, 2019 |  |  | March 31, 2020 |  |  | December 31, 2019 |
Mortgage servicing rights (“MSRs”), net of amortization |  | $ | — |  |  | $ | — |  |  | $ | 1,950 |  |  | $ | 2,002 |
Security deposits |  |  | — |  |  |  | — |  |  |  | 1,391 |  |  |  | 1,345 |
Employee notes receivable (1) |  |  | 166 |  |  |  | 65 |  |  |  | 432 |  |  |  | 323 |
Customer trust accounts and other |  |  | 2,705 |  |  |  | 3,120 |  |  |  | 592 |  |  |  | 677 |
|  | $ | 2,871 |  |  | $ | 3,185 |  |  | $ | 4,365 |  |  | $ | 4,347 |
(1) | Reduction of accrued bonuses and other employee related expenses in settlement of employee notes receivable were $0 and $60 for the three months ended March 31, 2020 and 2019, respectively. See Note 9 – “Related-Party Transactions” for additional information.
Summary of Net Change in Carrying Value of MSRs | The net change in the carrying value of MSRs consisted of the following (in thousands):
|  | Three Months Ended March 31, |
|  | 2020 |  |  | 2019 |
Beginning balance |  | $ | 2,002 |  |  | $ | 2,209 |
Additions from acquisition |  |  | — |  |  |  | — |
Additions |  |  | 77 |  |  |  | 129 |
Amortization |  |  | (129 | ) |  |  | (135 | )
Ending balance |  | $ | 1,950 |  |  | $ | 2,203 |
Scedule of Deferred Compensation and Commissions | Deferred compensation and commissions consisted of the following (in thousands):
|  | Current |  |  | Non-Current |
|  | March 31, 2020 |  |  | December 31, 2019 |  |  | March 31, 2020 |  |  | December 31, 2019 |
Stock appreciation rights (“SARs”) liability (1) |  | $ | 2,162 |  |  | $ | 2,080 |  |  | $ | 16,138 |  |  | $ | 18,122 |
Commissions payable to investment sales and financing professionals |  |  | 21,159 |  |  |  | 40,235 |  |  |  | 6,391 |  |  |  | 20,818 |
Deferred compensation liability (1) |  |  | 1,553 |  |  |  | 1,553 |  |  |  | 5,691 |  |  |  | 6,688 |
Other |  |  | 379 |  |  |  | 433 |  |  |  | — |  |  |  | — |
|  | $ | 25,253 |  |  | $ | 44,301 |  |  | $ | 28,220 |  |  | $ | 45,628 |
(1) | The SARs and deferred compensation liability become subject to payout as a result of a participant no longer being considered as a service provider. As a result of the retirement of certain participants, estimated amounts to be paid to the participants within the next twelve months have been classified as current.
Summary of Net Change in Carrying Value of Assets Held in Rabbi Trust and Deferred Compensation Liability |
|  | Three Months Ended March 31, |
|  | 2020 |  |  | 2019 |
(Decrease) increase in the carrying value of the assets held in the rabbi trust (1) |  | $ | (1,388 | ) |  | $ | 703 |
(Decrease) increase in the net carrying value of the deferred compensation obligation (2) |  | $ | (1,273 | ) |  | $ | 685 |
(1) | Recorded in other (expense) income, net in the condensed consolidated statements of net and comprehensive income.
(2) | Recorded in selling, general and administrative expense in the condensed consolidated statements of net and comprehensive income.
Summary of Other Liabilities | Other liabilities consisted of the following (in thousands):
|  | Non-Current |
|  | March 31, 2020 |  |  | December 31, 2019 |
Deferred consideration and other (1) (2) |  | $ | 3,129 |  |  | $ | 830 |
Contingent consideration (1) (2) |  |  | 2,498 |  |  |  | 2,709 |
|  | $ | 5,627 |  |  | $ | 3,539 |
(1) | The current portions of deferred consideration in the amounts of $1,783 and $560 as of March 31, 2020 and December 31, 2019, respectively, are included in accounts payable and other liabilities in the condensed consolidated balance sheets. The current portions of contingent consideration in the amounts of $664 and $678 as of March 31, 2020 and December 31, 2019, respectively, are included in accounts payable and other liabilities in the condensed consolidated balance sheets.
(2) | Deferred consideration in the aggregate amount of $1,401 was reclassified from contingent consideration during the three months ended March 31, 2020 and of this amount, $560 and $841 pertained to the current and non-current portions, respectively.

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