Unaudited Condensed Consolidated Statements of Income - USD ($)		3 Months Ended		6 Months Ended
		Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Income Statement [Abstract]
NET SALES		$ 428,005,026	$ 229,925,556	$ 911,729,865	$ 683,687,281
COST OF GOODS SOLD		276,408,285	185,980,748	576,832,956	483,154,994
Gross profit		151,596,741	43,944,808	334,896,909	200,532,287
OPERATING EXPENSES:
Engineering, research and development		29,059,058	28,992,968	56,711,139	58,608,390
Selling, general & administrative		22,613,062	21,690,096	44,527,448	43,634,987
Total operating expenses		51,672,120	50,683,064	101,238,587	102,243,377
Income (Loss) from operations		99,924,621	(6,738,256)	233,658,322	98,288,910
OTHER INCOME
Investment income		903,139	1,462,033	1,926,549	3,908,682
Other income, net		987,959	1,404,196	1,497,584	1,205,030
Total other income		1,891,098	2,866,229	3,424,133	5,113,712
INCOME (LOSS) BEFORE PROVISION FOR INCOME TAXES		101,815,719	(3,872,027)	237,082,455	103,402,622
PROVISION FOR (BENEFIT FROM) INCOME TAXES		15,309,301	(1,497,994)	37,125,167	16,270,854
NET INCOME (LOSS)		$ 86,506,418	$ (2,374,033)	$ 199,957,288	$ 87,131,768
EARNINGS (LOSS) PER SHARE:
Basic (in dollars per share)	[1]	$ 0.36	$ (0.01)	$ 0.83	$ 0.35
Diluted (in dollars per share)	[1]	0.36	(0.01)	0.82	0.35
Cash Dividends Declared per Share (in dollars per share)		$ 0.12	$ 0.120	$ 0.240	$ 0.24

[1] (1) Earnings (Loss) Per Share has been adjusted to exclude the portion of net income (loss) allocated to participating securities as a result of share-based payment awards.