Share-Based Compensation - Stock Option Activity (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Stock option activity
Options outstanding (in shares)			52,805
Options exercised (in shares)			(50,205)
Options outstanding (in shares)	0		0
Stock option activity, weighted average exercise price
Options Outstanding, weighted average exercise price (in dollars per share)			$ 9.81
Options exercised, weighted average exercise price (in dollars per share)			$ 9.74
Intrinsic value of options exercised	$ 108	$ 19	$ 496	$ 225
Cash received from options exercised	91	10	489	222
Excess tax benefit realized for options exercises	$ 18	$ 4	$ 87	$ 50
Granted (in shares)			0	0
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period			2,600
Options forfeited, weighted average exercise price (in dollars per share)			$ 11.12

Amount of tax benefit from exercise of option under share-based payment arrangement.

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Amount of cash inflow from exercise of option under share-based payment arrangement.

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Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares.

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For presentations that combine terminations, the number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan or that expired.

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Weighted average price of options that were either forfeited or expired.

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

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Number of options outstanding, including both vested and non-vested options.

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Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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Weighted average price at which option holders acquired shares when converting their stock options into shares.

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Number of share options (or share units) exercised during the current period.

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