Investments - Summary of Investments (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Schedule of Investments [Line Items]
Investment securities - fair value	$ 39,990	$ 60,990
Parent
Schedule of Investments [Line Items]
Investment securities - fair value	39,990	60,990
Equity method investments (1)	12,676	12,030
Nonqualified retirement plan assets	10,612	8,724
Other investments	1,666	1,462
Total investments	$ 64,944	$ 83,206

This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized.

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Amount of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

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Amount of investments classified as other.

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Investments In Nonqualified Retirement Plan Assets

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