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

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Stock-Based Compensation Plans - Additional Information (Details) - USD ($)	1 Months Ended	6 Months Ended
	Nov. 30, 2021	Jun. 30, 2022	Jun. 30, 2021	Nov. 10, 2021
Employee Stock Purchase Plan
Stock-based compensation plans
Number of shares authorized (in shares)				425,000
Maximum percentage of cash compensation allowed to be deducted for the purchase of common stock by eligible employees		10.00%
Maximum number of shares to be purchased by employee in one calendar year (in shares)		1,000
Maximum amount of shares to be purchased by employee in one calendar year		$ 25,000
Stock plan offering period		6 months
Purchase price expressed as a percentage of the market price of the common stock on the purchase date or on the date of entry		85.00%
Shares issued (in shares)		9,919	8,307
2007 Stock Incentive Plan \| Restricted Stock
Stock-based compensation plans
Number of shares authorized (in shares)		2,800,000
Stock options outstanding (in shares)		0
2007 Stock Incentive Plan \| Restricted Stock \| Minimum
Stock-based compensation plans
Vesting period		1 year
2007 Stock Incentive Plan \| Restricted Stock \| Maximum
Stock-based compensation plans
Vesting period		4 years
2018 Stock Incentive Plan \| Restricted Stock
Stock-based compensation plans
Number of shares authorized (in shares)		800,000
2021 Stock Incentive Plan
Stock-based compensation plans
Number of additional shares authorized (in shares)	1,000,000
2021 Stock Incentive Plan \| Restricted Stock
Stock-based compensation plans
Shares granted to date (in shares)		1,256,700
Number of shares available for future issuance (in shares)		637,896
2021 Stock Incentive Plan \| Restricted Stock \| Minimum
Stock-based compensation plans
Vesting period		1 year
2021 Stock Incentive Plan \| Restricted Stock \| Maximum
Stock-based compensation plans
Vesting period		4 years