CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($)	Mar. 31, 2020	Dec. 31, 2019
CURRENT ASSETS:
Cash and cash equivalents	$ 210,409,650	$ 227,233,384
Restricted cash	377,598
Accounts receivable - related party	27,979,259	23,337,377
Prepaid expenses	3,460,056	4,464,085
Tax incentive receivable	6,819,851	11,974,437
Other current assets	1,965,752	1,970,585
Total Current Assets	251,012,166	268,979,868
Property and equipment, net	25,430,812	23,858,108
Security deposits	709,886	951,138
In-process research and development	762,285	777,655
Restricted cash		123,376
Other assets	191,198	195,053
Right-of-use assets	26,561,496	29,002,448
TOTAL ASSETS	304,667,843	323,887,646
CURRENT LIABILITIES:
Accounts payable	7,288,347	3,759,339
Accrued expenses	12,784,394	18,083,757
Lease obligations, current	1,962,363	1,674,210
Deferred revenue - related party, current	20,930,133	25,678,515
Other current liabilities	60,780
Total Current Liabilities	43,026,017	49,195,821
Deferred revenue - related party	55,700,543	60,535,576
Lease obligations	19,172,729	21,504,340
Asset retirement obligations	1,652,570	1,654,755
Deferred income tax liability	191,198	195,053
TOTAL LIABILITIES	119,743,057	133,085,545
COMMITMENTS
SHAREHOLDERS' EQUITY:
Ordinary Shares, $0.00003881 par value, 1,288,327,750 authorized, 36,817,916 and 36,791,906 shares issued and outstanding at March 31, 2020 and December 31, 2019, respectively	1,430	1,429
Capital in excess of par value	401,488,623	395,630,666
Accumulated other comprehensive income (loss)	2,151,882	(1,794,042)
Accumulated deficit	(218,717,149)	(203,035,952)
Total Shareholders' Equity	184,924,786	190,802,101
TOTAL LIABILITIES AND SHAREHOLDERS' EQUITY	$ 304,667,843	$ 323,887,646