Deferred Compensation Arrangement with Individual Shares Outstanding.

No definition available.

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- Definition

Period of time over which awards were distributed from time of vesting.

+ References

No definition available.

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- Definition

Amount of increase to additional paid-in capital (APIC) for recognition of cost for restricted stock unit under share-based payment arrangement.

+ References

No definition available.

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- Definition

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

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-Name Accounting Standards Codification
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- Definition

Amount of cost capitalized for award under share-based payment arrangement.

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-Name Accounting Standards Codification
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- Definition

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

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-Publisher FASB
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-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
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- Definition

Amount of noncash expense for award of restricted stock or unit under share-based payment arrangement.

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-Publisher FASB
-Name Accounting Standards Codification
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-Section 45
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- Definition

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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- Definition

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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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Number of additional shares authorized for issuance under share-based payment arrangement.

+ References

No definition available.

+ Details

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- Definition

Number of shares authorized for issuance under share-based payment arrangement.

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-Publisher FASB
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- Definition

Gross number of share options (or share units) granted during the period.

+ References

No definition available.

+ Details

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- Definition

Purchase price of common stock expressed as a percentage of its fair value.

+ References

No definition available.

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- Definition

Number of new stock issued during the period.

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- Definition

Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.

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Stock-Based Compensation - Additional Information (Details) - USD ($)		1 Months Ended		3 Months Ended		6 Months Ended		12 Months Ended	13 Months Ended
	Sep. 09, 2015	Jun. 30, 2021	Jun. 30, 2019	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020	Dec. 31, 2020	Dec. 31, 2020
Share-based Compensation Arrangement by Share-based Payment
Stock Repurchased During Period, Shares						0		200,803	250,197
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period						310,000		295,500
Deferred Compensation Arrangement with Individual Shares Outstanding		238,045		238,045		238,045
Share-based Compensation Arrangement by Share-based Payment Award, Number of Additional Shares Authorized						1,500,000		0
Share-based Payment Arrangement, Employee [Member]
Share-based Compensation Arrangement by Share-based Payment
Number of Shares, Granted						(310,000)		(295,500)
Other Employees [Member]
Share-based Compensation Arrangement by Share-based Payment
Restricted Stock or Unit Expense				$ 64,000
Board Members [Member]
Share-based Compensation Arrangement by Share-based Payment
Stock Issued During Period, Shares, New Issues						34,562
Restricted Stock Units (RSUs) [Member]
Share-based Compensation Arrangement by Share-based Payment
Allocated Share-based Compensation Expense				106,000	$ 177,000	$ 211,000	$ 354,000
Employee Service Share-based Compensation, Nonvested Awards, Compensation Not yet Recognized, Share-based Awards Other than Options		$ 510,000		510,000		510,000
Stock based compensation capitalized				45,000	$ 91,000	$ 91,000	$ 181,000
Stock Issued During Period, Shares, New Issues						473,343
Stock Repurchased During Period, Shares						224,442
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period						310,000
Restricted Stock or Unit Expense						$ 128,000
Restricted Stock Units (RSUs) [Member] \| Minimum [Member]
Share-based Compensation Arrangement by Share-based Payment
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period						2 years
Restricted Stock Units (RSUs) [Member] \| Maximum [Member]
Share-based Compensation Arrangement by Share-based Payment
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period						3 years
Share-based Compensation Arrangement by Share-based Payment Award, Award Distribution Period						7 years
Restricted Stock Units (RSUs) [Member] \| Other Employees [Member]
Share-based Compensation Arrangement by Share-based Payment
Adjustments to Additional Paid in Capital, Share-based Compensation, Restricted Stock Unit or Restricted Stock Award, Requisite Service Period Recognition				$ 20,000		$ 41,000
2015 Stock Incentive Plan[Member]
Share-based Compensation Arrangement by Share-based Payment
Number of Shares, Granted						0
Share-based Compensation Arrangement by Share-based Payment Award, Purchase Price of Common Stock, Percent	100.00%
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period						10 years
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized	800,000
Share-based Compensation Arrangement by Share-based Payment Award, Number of Additional Shares Authorized		1,500,000	1,000,000