Consolidated Balance Sheets - USD ($)	Dec. 31, 2022	Dec. 31, 2021
CURRENT ASSETS:
Cash and cash equivalents	$ 214,754,638	$ 262,311,670
Restricted cash	4,000,000	0
Short-term investments	23,007,385	5,423,612
Accounts receivable, net	276,493,752	249,794,906
Inventories, net	404,360,270	316,267,442
Prepaid expenses and other	26,036,331	39,178,119
Total current assets	948,652,376	872,975,749
PLANT AND EQUIPMENT:
Land, buildings and improvements	376,934,354	363,646,380
Machinery and equipment	935,848,288	883,240,100
Construction-in-process	165,574,867	77,592,152
Total Plant and Equipment	1,478,357,509	1,324,478,632
Less- Accumulated depreciation	(928,324,473)	(860,356,956)
Net Plant and Equipment	550,033,036	464,121,676
OTHER ASSETS:
Goodwill	313,807,494	313,960,209
Long-term investments	153,906,005	207,693,147
Equity method investments	48,425,978	0
Intangible assets, net	219,360,910	239,189,627
Deferred tax asset	25,528,700	4,795,678
Patents and other assets, net	67,515,425	28,655,080
Total Other Assets	828,544,512	794,293,741
TOTAL ASSETS	2,327,229,924	2,131,391,166
CURRENT LIABILITIES:
Accounts payable	151,740,046	98,342,928
Accrued liabilities:
Salaries, wages and vacation	17,517,580	14,019,643
Income taxes	18,726,857	196,863
Royalties	19,208,411	19,140,907
Dividends payable	28,100,320	28,372,901
Other	15,259,538	21,582,858
Total current liabilities	250,552,752	181,656,100
OTHER NON-CURRENT LIABILITIES	10,884,351	11,746,599
TOTAL LIABILITIES	261,437,103	193,402,699
SHAREHOLDERS’ INVESTMENT:
Common stock, par value 0.06 per share; 400,000,000 shares authorized; 234,169,335 and 236,440,840 shares issued and outstanding in 2022 and 2021 respectively.	14,050,160	14,186,450
Additional paid-in capital	917,499,323	879,413,385
Retained earnings	1,148,386,272	1,042,461,388
Accumulated other comprehensive (loss) income:
Unrealized (loss) gain on investments, net	(10,110,695)	1,006,655
Cumulative translation adjustment	(4,032,239)	920,589
Total shareholders’ investment	2,065,792,821	1,937,988,467
TOTAL LIABILITIES AND SHAREHOLDERS' INVESTMENT	$ 2,327,229,924	$ 2,131,391,166