Earnings (Loss) Per Share - Basic and Diluted (Details) - shares	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Basic:
Weighted average shares outstanding, basic	30,671,952	30,031,188	30,569,284	29,842,298
Effect of dilutive securities:
Common stock options	30,199	0	32,385	0
Total weighted average shares outstanding assuming dilution	30,702,151	30,031,188	30,601,669	29,842,298