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Other Assets (Tables) | 9 Months Ended
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Sep. 30, 2020
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract] |
Schedule of other assets | Other assets consist of the following as of December 31, 2019 and September 30, 2020 (in thousands):
| December 31, 2019 |  | September 30, 2020
Prepaid expenses, net of current portion | $ | 191 |  |  | $ | 26,118 |
Equity method investments | 15,795 |  |  | 16,734 |
Other investments | 2,123 |  |  | 2,527 |
Other | 3,679 |  |  | 4,990 |
Other assets | $ | 21,788 |  |  | $ | 50,369 |
Changes in company's limited partnership investments | The following table illustrates changes in the Company’s limited partnership investments for the three and nine months ended September 30, 2019 and 2020 (in thousands):
| For the three months ended September 30, |  | For the nine months ended September 30,
| 2019 |  | 2020 |  | 2019 |  | 2020
Limited partnership investments, beginning of period | $ | 14,490 |  |  | $ | 16,990 |  |  | $ | 13,449 |  |  | $ | 15,795 |
Capital contributions | 366 |  |  | 75 |  |  | 878 |  |  | 368 |
Pro-rata share in the net income of limited partnerships | 706 |  |  | 370 |  |  | 2,260 |  |  | 1,612 |
Distributions | — |  |  | (701) |  |  | (1,025) |  |  | (1,041) |
Limited partnership investments, end of period | $ | 15,562 |  |  | $ | 16,734 |  |  | $ | 15,562 |  |  | $ | 16,734 |

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