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VIEs (Narrative) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Variable Interest Entity [Line Items]
Net cash provided by operating activities	$ (62,278)	$ 95,207	$ 210,590
Net cash used in investing activities	516,729	419,767	(443,220)
Net cash provided by financing activities	(434,100)	93,586	(513,163)
VIEs [Member]
Variable Interest Entity [Line Items]
Net cash provided by operating activities	33,830	66,370	19,614
Net cash used in investing activities	(152,442)	(99,297)	(71,738)
Net cash provided by financing activities	$ 102,757	32,903	35,160
As Revised [Member] | VIEs [Member]
Variable Interest Entity [Line Items]
Increase in current payables		17,800
Decrease in non-current payables		17,800
Net cash provided by operating activities		74,400	26,700
Net cash used in investing activities		107,100	53,300
Net cash provided by financing activities		$ 32,800	$ 26,600

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Amount of cash inflow (outflow) from financing activities, including discontinued operations. Financing activity cash flows include obtaining resources from owners and providing them with a return on, and a return of, their investment; borrowing money and repaying amounts borrowed, or settling the obligation; and obtaining and paying for other resources obtained from creditors on long-term credit.

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Amount of cash inflow (outflow) from investing activities, including discontinued operations. Investing activity cash flows include making and collecting loans and acquiring and disposing of debt or equity instruments and property, plant, and equipment and other productive assets.

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Amount of cash inflow (outflow) from operating activities, including discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities.

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