Stock-Based Compensation - Stock-Based Compensation Expense (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Employee Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Amount expensed	$ 87	$ 79	$ 172	$ 154
Discount from market price, percent			5.00%
Restricted Stock Units (RSU)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Amount expensed	$ 38	$ 35	$ 75	$ 70