Dividend equivalent rights paid.

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Dividends equivalent rights paid.

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Share based compensation arrangement by share based payment award, equity instruments other than options, dividend equivalents number.

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No definition available.

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Share based compensation arrangement by share based payment award equity instruments other than options maximum shares to be earned.

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No definition available.

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- Definition

Share based compensation average annual stock holders return percentage description.

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- Definition

Shares granted to key employee.

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No definition available.

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- Definition

Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.

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-Paragraph 1
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Aggregate par or stated value of issued nonredeemable common stock (or common stock redeemable solely at the option of the issuer). This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable common shares, par value and other disclosure concepts are in another section within stockholders' equity.

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- Definition

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

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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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The weighted average fair value at grant date for nonvested equity-based awards issued 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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- Definition

Fair value of share-based awards for which the grantee gained the right by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash.

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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.

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No definition available.

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The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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Number of shares issued under share-based payment arrangement.

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Share-Based Compensation (Narrative) (Details) - USD ($)				12 Months Ended			36 Months Ended
	Aug. 26, 2022	Jul. 20, 2021	Jun. 15, 2018	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020	Jun. 15, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Weighted-average grant date fair value per share				$ 26.31
Fair value of vested shares				$ 11,900,000	$ 6,000,000.0	$ 900,000
Shares vested				417,000
Shares forfeited				82,000
Shares granted under Stock incentive plan				7,000
Maximum shares to be earned							113,636
Share based compensation average annual total stock holders return, description				The percentage of the market performance-based equity award to be earned will be determined based on the Company’s annual return on an investment in the Company’s common stock (“TSR”) over the Interim Performance Period and/or over the Full Performance Period as follows: if average annual TSR (1) is below 4%, the percentage of grant earned would be 0%, (2) equals 4%, the percentage of grant earned would be 33.3%, (3) equals 6.5%, the percentage of grant earned would be 66.7%, and (4) equals 10% or above, the percentage of grant earned would be 100%.
Common stock, shares issued				13,718,000	13,658,000
Common stock value				$ 823,000	$ 820,000
Dividends equivalent rights paid	$ 500,000
Chief Executive Officer [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares granted to Company's President							113,636
Common stock, shares issued		113,636
Dividend equivalent rights paid		$ 300,000
Market Performance-Based Equity Award [Member] \| Chief Executive Officer [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares granted under Stock incentive plan			227,272
Dividend equivalent rights			227,272
Restricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common stock value	$ 3,300,000
2017 Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares available for grant under Stock Incentive Plan				0
2017 Plan [Member] \| Time-Based Awards [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares issued				7,000	149,000	63,000
Weighted-average grant date fair value per share				$ 26.31	$ 11.98	$ 17.48