Share-Based Compensation - Fair Value of Shares Vested and Weighted Average Estimated Fair Value of Shares Granted (Details) - Stock Options - USD ($) $ / shares in Units, $ in Thousands	6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total fair value of shares vested	$ 641	$ 385
Weighted average estimated fair value of shares granted	$ 2.11	$ 0.61