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Amount, after tax, of expense for award under share-based payment arrangement.

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No definition available.

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Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Amount of cost to be recognized for nonvested award under share-based payment arrangement. Excludes share and unit options.

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The total value of forfeitures related to restricted stock awards forfeited during the period.

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Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

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The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.

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Number of shares issued in lieu of cash for services contributed to the entity. Number of shares includes, but is not limited to, shares issued for services contributed by vendors and founders.

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No definition available.

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Stock-Based Compensation, Restricted Stock and Common Stock Awards (Details) - USD ($) $ in Thousands		1 Months Ended			12 Months Ended
	Apr. 01, 2021	Feb. 29, 2020	Feb. 28, 2019	Jan. 31, 2019	Dec. 31, 2020	Dec. 31, 2019
Common Stock [Member]
Stock-based Compensation [Abstract]
Shares issued for services (in shares)					30,930	42,168
2018 LTIP [Member] \| Restricted Stock [Member]
Stock-based Compensation [Abstract]
Unrecognized compensation cost		$ 110	$ 43
Period of recognition for unrecognized compensation cost		14 months	2 months
2018 LTIP [Member] \| Restricted Stock [Member] \| Forecast [Member]
Stock-based Compensation [Abstract]
Shares scheduled to vest (in shares)	140,218
2018 LTIP [Member] \| Directors [Member] \| Common Stock [Member]
Stock-based Compensation [Abstract]
Shares issued for services (in shares)		30,930		42,168
Stock based compensation expense					$ 45	$ 52
2018 LTIP [Member] \| Officers and Employees [Member] \| Restricted Stock [Member]
Stock-based Compensation [Abstract]
Restricted stock award (in shares)		140,218	428,797
Forfeited		$ 12,846
Award vesting period					2 years
Stock based compensation expense					$ 340	$ 216