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Stock-Based Compensation (Details) $ in Thousands		3 Months Ended
	Aug. 19, 2019 Officer	Mar. 31, 2021 USD ($) shares	Mar. 31, 2020 USD ($)	May 02, 2016 shares
Stock-Based Compensation [Abstract]
Granted (in shares)		0
Vested (in shares)		0
Forfeited (in shares)		0
Officer Retiring in 2020 [Member]
Stock-Based Compensation [Abstract]
Number of retiring officers receiving accelerated vesting period | Officer	1
LTIP [Member]
Stock-Based Compensation [Abstract]
Maximum number of shares of common stock that can be issued under the plan (in shares)				100,000
Term of plan		10 years
Maximum number of shares of common stock subject to awards that may be granted to a participant per calendar year (in shares)		2,000
Restricted Stock [Member] | LTIP [Member]
Stock-Based Compensation Expense [Abstract]
Stock-based compensation expense | $		$ 28	$ 37
Recognized tax benefits related to stock-based compensation expense | $		8	$ 11
Stock-based compensation expense not yet recognized | $		$ 263
Period of recognition		3 years
Restricted Stock [Member] | LTIP [Member] | Officer Retiring in 2020 [Member]
Stock-Based Compensation [Abstract]
Vesting period		3 years

X

- Definition

Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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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 highest quantity of shares an employee can purchase under the plan per period.

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The number of retiring officers that had the vesting period for restricted stock accelerated to their retirement dates from three years by the Board of Directors.

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