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Restricted Cash (Details) - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 31, 2020	Mar. 31, 2020	Dec. 31, 2019
Restricted Cash
Face amount	$ 5,000
Restricted cash required reserve	3,100	$ 3,500
Reconciliation of cash and cash equivalents and restricted cash per the balance sheet to the statement of cash flows
Cash and cash equivalents	36,527	32,772
Restricted cash (including $1,386 and $1,806 in other assets as of March 31, 2021 and December 31, 2020, respectively)	3,092	3,512
Total	39,619	36,284	$ 33,669	$ 39,130
Other assets, restricted cash	$ 1,386	$ 1,806

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- Definition

Amount of required reserve of restricted cash.

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Represents restricted cash and other assets current.

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Represents other assets non-current from restricted cash.

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Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.

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Amount of cash and cash equivalents, and cash and cash equivalents restricted to withdrawal or usage. Excludes amount for disposal group and discontinued operations. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

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Face (par) amount of debt instrument at time of issuance.

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