Consolidated Balance Sheets - USD ($)	Dec. 31, 2019	Dec. 31, 2018
CURRENT ASSETS:
Cash and cash equivalents	$ 268,670,000	$ 344,781,000
Short-term investment securities	23,967,000	37,329,000
TOTAL CASH, CASH EQUIVALENTS AND SHORT-TERM INVESTMENT SECURITIES	292,637,000	382,110,000
Accounts receivable, net of allowance for doubtful accounts of $20,219 at December 31, 2019 and $5,768 at December 31, 2018	202,219,000	176,298,000
Inventories	337,640,000	311,163,000
Prepaid income taxes	15,720,000	11,348,000
Prepaid expenses and other current assets	33,981,000	46,117,000
Total current assets	882,197,000	927,036,000
PROPERTY AND EQUIPMENT, net	456,085,000	432,641,000
Operating Lease, Right-of-Use Asset	34,465,000	0
LONG-TERM INVESTMENT SECURITIES	0	2,025,000
GOODWILL	31,245,000	11,195,000
INTANGIBLE ASSETS, net	211,408,000	133,421,000
DEFERRED INCOME TAXES	27,998,000	38,654,000
Other Assets	48,984,000	40,419,000
TOTAL ASSETS	1,692,382,000	1,585,391,000
CURRENT LIABILITIES:
Accounts payable	128,629,000	120,469,000
Accrued liabilities	117,776,000	128,820,000
Income tax payable	2,063,000	0
Total current liabilities	248,468,000	249,289,000
Contingent Earn-out Liability	17,300,000	47,400,000
OTHER LONG-TERM LIABILITIES	32,820,000	20,592,000
DEFERRED INCOME TAXES	2,091,000	721,000
INCOME TAX LIABILITY	14,459,000	3,734,000
COMMITMENTS AND CONTINGENCIES	0	0
STOCKHOLDERS' EQUITY:
Convertible preferred stock, $1.00 par value Authorized-500 shares; Issued and outstanding - none	0	0
Common stock, $0.10 par value - Authorized-80,000 shares; Issued 20,743 shares at December 31, 2019 and 20,492 at December 31, 2018 and outstanding 20,742 shares at December 31, 2019 and 20,491 shares at December 31, 2018	2,074,000	2,049,000
Additional paid-in capital	668,947,000	657,899,000
Treasury Stock, Value	(157,000)	(95,000)
Retained earnings	721,782,000	620,747,000
Accumulated other comprehensive loss	(15,402,000)	(16,945,000)
Total stockholders' equity	1,377,244,000	1,263,655,000
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY	1,692,382,000	1,585,391,000
Allowance for doubtful accounts	$ 13,487,989	$ 5,768,045
Convertible preferred stock, par value	$ 1	$ 1
Convertible preferred stock, authorized shares	500,000	500,000
Convertible preferred stock, issued shares	$ 0	$ 0
Convertible preferred stock, outstanding shares	0	0
Common stock, par value	$ 0.1	$ 0.1
Common stock, shares authorized	80,000,000	80,000,000
Common stock, shares issued	20,742,894	20,491,637
Common stock, shares outstanding	20,742,044	20,491,229
Treasury Stock, Common, Shares	850	408