Consolidated Balance Sheets (Parenthetical) - $ / shares	Jun. 30, 2022	Dec. 31, 2021
Consolidated Balance Sheets
Common stock, par value	$ 0.0001	$ 0.0001
Common stock, shares authorized	80,000,000	80,000,000
Common stock, shares issued	16,094,882	16,069,347
Common stock, shares outstanding	16,094,882	16,069,347
Common stock held in treasury at cost, shares	137,650	137,650