CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
CURRENT ASSETS:
Cash and cash equivalents	$ 203,771	$ 266,762
Investments—short-term	331,208	272,533
Receivables, net	257,086	292,223
Contract assets	8,386	8,230
Inventory	101,803	90,196
Prepaid expenses and other current assets	59,716	53,308
Total current assets	961,970	983,252
PROPERTY, PLANT AND EQUIPMENT, NET	362,168	309,987
INTANGIBLE ASSETS, NET	150,643	191,001
GOODWILL	92,873	92,873
DEFERRED TAX ASSETS	96,558	85,807
INVESTMENTS—LONG-TERM	79,391	80,744
CONTINGENT CONSIDERATION	32,400	65,200
RIGHT-OF-USE ASSETS	12,379
OTHER ASSETS	17,021	16,143
TOTAL ASSETS	1,805,403	1,825,007
CURRENT LIABILITIES:
Accounts payable and accrued expenses	373,037	333,762
Operating lease liabilities—short-term	8,466
Contract liabilities—short-term	6,766	3,169
Long-term debt—short-term	2,843	2,843
Total current liabilities	391,112	339,774
LONG-TERM DEBT	274,295	276,465
CONTRACT LIABILITIES—LONG-TERM	22,068	9,525
OPERATING LEASE LIABILITIES—LONG-TERM	5,342
OTHER LONG-TERM LIABILITIES	27,144	27,958
Total liabilities	719,961	653,722
COMMITMENTS AND CONTINGENT LIABILITIES (Note 19)
SHAREHOLDERS’ EQUITY:
Preferred shares, par value, $0.01 per share; 50,000,000 shares authorized; zero issued and outstanding at December 31, 2019 and 2018, respectively
Ordinary shares, par value, $0.01 per share; 450,000,000 shares authorized; 160,489,888 and 158,180,833 shares issued; 157,779,002 and 155,757,344 shares outstanding at December 31, 2019 and 2018, respectively	1,602	1,579
Treasury shares, at cost (2,710,886 and 2,423,489 shares at December 31, 2019 and 2018, respectively)	(118,386)	(108,969)
Additional paid-in capital	2,586,030	2,467,323
Accumulated other comprehensive loss	(1,816)	(3,280)
Accumulated deficit	(1,381,988)	(1,185,368)
Total shareholders’ equity	1,085,442	1,171,285
TOTAL LIABILITIES AND SHAREHOLDERS’ EQUITY	$ 1,805,403	$ 1,825,007