CONDENSED CONSOLIDATED BALANCE SHEETS (unaudited) - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
CURRENT ASSETS:
Cash and cash equivalents	$ 189,002	$ 203,771
Investments—short-term	343,561	331,208
Receivables, net	237,393	257,086
Contract assets	9,240	8,386
Inventory	116,458	101,803
Prepaid expenses and other current assets	51,705	59,716
Total current assets	947,359	961,970
PROPERTY, PLANT AND EQUIPMENT, NET	361,807	362,168
INTANGIBLE ASSETS, NET	131,025	150,643
RIGHT-OF-USE ASSETS	111,338	12,379
GOODWILL	92,873	92,873
DEFERRED TAX ASSETS	88,453	96,558
INVESTMENTS—LONG-TERM	7,033	79,391
CONTINGENT CONSIDERATION	45,063	32,400
OTHER ASSETS	17,386	17,021
TOTAL ASSETS	1,802,337	1,805,403
CURRENT LIABILITIES:
Accounts payable and accrued expenses	295,688	373,037
Operating lease liabilities—short-term	15,294	8,466
Contract liabilities—short-term	7,589	6,766
Long-term debt—short-term	2,843	2,843
Total current liabilities	321,414	391,112
LONG-TERM DEBT	273,207	274,295
OPERATING LEASE LIABILITIES—LONG-TERM	99,438	5,342
CONTRACT LIABILITIES—LONG-TERM	18,881	22,068
OTHER LONG-TERM LIABILITIES	27,551	27,144
Total liabilities	740,491	719,961
COMMITMENTS AND CONTINGENT LIABILITIES (Note 15)
SHAREHOLDERS’ EQUITY:
Preferred shares, par value, $0.01 per share; 50,000,000 shares authorized; zero issued and outstanding at June 30, 2020 and December 31, 2019, respectively
Ordinary shares, par value, $0.01 per share; 450,000,000 shares authorized; 162,119,961 and 160,489,888 shares issued; 159,028,355 and 157,779,002 shares outstanding at June 30, 2020 and December 31, 2019, respectively	1,618	1,602
Treasury shares, at cost (3,091,606 and 2,710,886 shares at June 30, 2020 and December 31, 2019, respectively)	(125,792)	(118,386)
Additional paid-in capital	2,636,194	2,586,030
Accumulated other comprehensive loss	(101)	(1,816)
Accumulated deficit	(1,450,073)	(1,381,988)
Total shareholders’ equity	1,061,846	1,085,442
TOTAL LIABILITIES AND SHAREHOLDERS’ EQUITY	$ 1,802,337	$ 1,805,403