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Investment Securities (Tables) | 12 Months Ended
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Dec. 31, 2019
Gain (Loss) on Securities [Line Items] |
Gain (Loss) on Securities [Table Text Block] | Artisan’s investments in equity securities consist of investments in shares of Artisan Funds, Artisan Global Funds and Artisan Private Funds. The table below presents the net investment income activity related to these investment securities:
| For the year ended December 31, 2019 |  | For the year ended December 31, 2018
Net gains (losses) recognized on investment securities | $ | 5,101 |  |  |  | $ | 688 |
Less: Net realized gains (losses) recognized on investment securities sold during the period | 250 |  |  |  | 157 |
Unrealized gains (losses) recognized on investment securities held as of the end of the period | $ | 4,851 |  |  | $ | 531 |
Schedule of available-for-sale securities | The disclosures below include details of Artisan’s investments, excluding money market funds and consolidated investment products. Investments held by consolidated investment products are described in Note 6, “Variable Interest Entities and Consolidated Investment Products”.
| As of December 31, 2019 |  | As of December 31, 2018
Investments in equity securities | $ | 7,543 |  |  | $ | 5,857 |
Investments in equity securities accounted for under the equity method | 16,335 |  |  | 12,252 |
Total investment securities | $ | 23,878 |  |  | $ | 18,109 |

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- Definition Tabular disclosure of available-for-sale securities which includes, but is not limited to, changes in the cost basis and fair value, fair value and gross unrealized gain (loss), fair values by type of security, contractual maturity and classification, amortized cost basis, contracts to acquire securities to be accounted for as available-for-sale, debt maturities, transfers to trading, change in net unrealized holding gain (loss) net of tax, continuous unrealized loss position fair value, aggregate losses qualitative disclosures, other than temporary impairment (OTTI) losses or other disclosures related to available for sale securities. + References No definition available. + Details
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- Definition Tabular disclosure of realized and unrealized gain (loss) on investment in security. + References No definition available. + Details
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