CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
CURRENT ASSETS:
Cash and cash equivalents	$ 243,805	$ 208,802
Short-term investments	726,515	728,898
Restricted cash	231	807
Trade receivables, net	87,552	93,567
Receivables and prepaid expenses	17,478	17,025
Inventories	26,792	24,427
Total current assets	1,102,373	1,073,526
LONG-TERM ASSETS:
Property and equipment, net	29,745	22,693
Field equipment, net	11,985	12,923
Right-of-use assets	19,405	18,267
Other long-term assets	10,707	12,086
Total long-term assets	71,842	65,969
TOTAL ASSETS	1,174,215	1,139,495
CURRENT LIABILITIES:
Trade payables	77,026	72,600
Other payables, lease liabilities and accrued expenses	64,050	70,002
Total current liabilities	141,076	142,602
LONG-TERM LIABILITIES:
Long-term debt, net	564,677	562,216
Deferred revenue	3,924	6,477
Long-term leases	14,827	12,997
Employee benefit liabilities	4,088	4,543
Other long-term liabilities	222	166
Total long-term liabilities	587,738	586,399
TOTAL LIABILITIES	728,814	729,001
COMMITMENTS AND CONTINGENCIES
SHAREHOLDERS' EQUITY:
Ordinary shares no par value, unlimited shares authorized; issued and outstanding: 104,942,941 shares and 103,971,263 shares at September 30, 2022 (unaudited) and December 31, 2021, respectively	0	0
Additional paid-in capital	1,188,864	1,099,589
Accumulated other comprehensive income (loss)	(2,306)	(3,169)
Retained earnings (accumulated deficit)	(741,157)	(685,926)
TOTAL SHAREHOLDERS' EQUITY	445,401	410,494
TOTAL LIABILITIES AND SHAREHOLDERS' EQUITY	$ 1,174,215	$ 1,139,495