Net Income (Loss) Per Share - Additional Information (Details) - shares	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Net Income (Loss) Per Share [Line Items]
Diluted weighted average common shares outstanding	9,710,000	9,711,000	9,694,000	10,083,000
Warrants
Net Income (Loss) Per Share [Line Items]
Diluted weighted average common shares outstanding				3,000
Options Outstanding
Net Income (Loss) Per Share [Line Items]
Diluted weighted average common shares outstanding				402,000