CONDENSED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($)	Common Stock	Additional Paid-in Capital	Retained Earnings	Accumulated Other Comprehensive Income	Total
Balances at Dec. 31, 2018	$ 1,099	$ 15,317,335	$ 26,669,491	$ (42,192)	$ 41,945,733
Balance (in shares) at Dec. 31, 2018	10,989,111
Increase (Decrease) in Stockholders' Equity
Net income			1,845,565		1,845,565
Other comprehensive income				38,194	38,194
Stock-based compensation expense		382,353			382,353
Net share settlement of restricted stock units		(22,507)			(22,507)
Net share settlement of restricted stock units (in shares)	4,322
Exercise of stock options	$ 15	456,724			456,739
Exercise of stock options (in Shares)	150,763
Balances at Mar. 31, 2019	$ 1,114	16,133,905	28,515,056	(3,998)	44,646,077
Balance (in shares) at Mar. 31, 2019	11,144,196
Balances at Dec. 31, 2018	$ 1,099	15,317,335	26,669,491	(42,192)	41,945,733
Balance (in shares) at Dec. 31, 2018	10,989,111
Increase (Decrease) in Stockholders' Equity
Net income					6,389,276
Balances at Sep. 30, 2019	$ 1,143	18,683,848	33,058,767	29,140	51,772,898
Balance (in shares) at Sep. 30, 2019	11,431,467
Balances at Mar. 31, 2019	$ 1,114	16,133,905	28,515,056	(3,998)	44,646,077
Balance (in shares) at Mar. 31, 2019	11,144,196
Increase (Decrease) in Stockholders' Equity
Net income			2,088,841		2,088,841
Other comprehensive income				27,265	27,265
Stock-based compensation expense		468,436			468,436
Net share settlement of restricted stock units	$ 3	(125,708)			(125,705)
Net share settlement of restricted stock units (in shares)	23,331
Exercise of stock options	$ 3	43,505			43,508
Exercise of stock options (in Shares)	28,875
Balances at Jun. 30, 2019	$ 1,120	16,520,138	30,603,897	23,267	47,148,422
Balance (in shares) at Jun. 30, 2019	11,196,402
Increase (Decrease) in Stockholders' Equity
Net income			2,454,870		2,454,870
Other comprehensive income				5,873	5,873
Stock-based compensation expense		455,641			455,641
Net share settlement of restricted stock units		(1,186)			(1,186)
Net share settlement of restricted stock units (in shares)	121
Exercise of stock options	$ 23	1,709,255			1,709,278
Exercise of stock options (in Shares)	234,944
Balances at Sep. 30, 2019	$ 1,143	18,683,848	33,058,767	29,140	51,772,898
Balance (in shares) at Sep. 30, 2019	11,431,467
Balances at Dec. 31, 2019	$ 1,177	19,192,394	36,300,450	30,374	55,524,395
Balance (in shares) at Dec. 31, 2019	11,765,875
Increase (Decrease) in Stockholders' Equity
Net income			1,769,211		1,769,211
Other comprehensive income				10,433	10,433
Stock-based compensation expense		568,958			568,958
Net share settlement of restricted stock units	$ 1	(133,873)			(133,872)
Net share settlement of restricted stock units (in shares)	14,521
Exercise of stock options	$ 19	322,160			322,179
Exercise of stock options (in Shares)	190,541
Balances at Mar. 31, 2020	$ 1,197	19,949,639	38,069,661	40,807	58,061,304
Balance (in shares) at Mar. 31, 2020	11,970,937
Balances at Dec. 31, 2019	$ 1,177	19,192,394	36,300,450	30,374	55,524,395
Balance (in shares) at Dec. 31, 2019	11,765,875
Increase (Decrease) in Stockholders' Equity
Net income					731,587
Balances at Sep. 30, 2020	$ 1,227	23,636,433	37,032,037	46,761	60,716,458
Balance (in shares) at Sep. 30, 2020	12,269,123
Balances at Mar. 31, 2020	$ 1,197	19,949,639	38,069,661	40,807	58,061,304
Balance (in shares) at Mar. 31, 2020	11,970,937
Increase (Decrease) in Stockholders' Equity
Net income			(2,112,270)		(2,112,270)
Other comprehensive income				13,135	13,135
Stock-based compensation expense		2,658,632			2,658,632
Net share settlement of restricted stock units	$ 8	(725,393)			(725,385)
Net share settlement of restricted stock units (in shares)	76,381
Exercise of stock options	$ 15	468,795			468,810
Exercise of stock options (in Shares)	150,519
Balances at Jun. 30, 2020	$ 1,220	22,351,673	35,957,391	53,942	58,364,226
Balance (in shares) at Jun. 30, 2020	12,197,837
Increase (Decrease) in Stockholders' Equity
Net income			1,074,646		1,074,646
Other comprehensive income				(7,181)	(7,181)
Stock-based compensation expense		416,525			416,525
Net share settlement of restricted stock units	$ 1	(63,491)			(63,490)
Net share settlement of restricted stock units (in shares)	8,245
Exercise of stock options	$ 6	931,726			931,732
Exercise of stock options (in Shares)	63,041
Balances at Sep. 30, 2020	$ 1,227	$ 23,636,433	$ 37,032,037	$ 46,761	$ 60,716,458
Balance (in shares) at Sep. 30, 2020	12,269,123