Unaudited Condensed Consolidated Balance Sheets - USD ($)	Mar. 31, 2016	Dec. 31, 2015	[1]
CURRENT ASSETS
Cash and cash equivalents	$ 626,470,720	$ 551,557,527
Short-term investments	9,595,262	4,547,355
Accounts receivable, net	223,989,470	195,969,400
Inventories	188,624,776	174,695,411
Prepaid expenses and other	11,465,302	57,239,099
Total current assets	1,060,145,530	984,008,792
PLANT AND EQUIPMENT—NET	414,695,494	412,720,270
OTHER ASSETS
Goodwill	307,365,845	307,365,845
Long-term investments	71,063,732	95,156,539
Intangible Assets, net	322,750,000	327,575,000
Patents and other assets, net	21,291,520	21,846,482
Total other assets	722,471,097	751,943,866
Total assets	2,197,312,121	2,148,672,928
CURRENT LIABILITIES
Accounts payable	79,419,180	66,353,774
Accrued liabilities	115,904,024	64,652,772
Total current liabilities	195,323,204	131,006,546
LONG TERM DEBT	208,750,000	225,625,000
DEFERRED INCOME TAXES	44,283,828	69,524,621
TOTAL LIABILITIES	448,357,032	426,156,167
SHAREHOLDERS’ INVESTMENT
Common stock	17,347,073	17,480,281
Additional paid-in capital	607,279,154	596,782,695
Retained earnings	1,126,220,944	1,109,384,621
Accumulated other comprehensive income	(1,892,082)	(1,130,836)
Total shareholders’ investment	1,748,955,089	1,722,516,761
Total liabilities and shareholders’ investment	$ 2,197,312,121	$ 2,148,672,928

[1] Note: The condensed consolidated balance sheet at December 31, 2015 has been derived from the audited financial statements at that date but does not include all of the information and footnotes required by accounting principles generally accepted in the United States for complete financial statements.