CONSOLIDATED AND CONDENSED STATEMENTS OF COMPREHENSIVE (LOSS) INCOME - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ (378,000)	$ 131,000	$ (697,000)	$ 149,000
Other comprehensive loss:
Foreign currency translation adjustments	(2,000)	(3,000)	(3,000)	0
Net unrealized loss on available-for-sale investments	0	0	(2,000)	0
Comprehensive (loss) income	$ (380,000)	$ 128,000	$ (702,000)	$ 149,000