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Summary of Significant Accounting Policies (Calculation of Basic and Dilutive Net Income (Loss) per Share) (Details) - $ / shares shares in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Earnings Per Share, Basic [Abstract]
Net income (loss) per share, basic	$ (0.89)	$ 0.18	$ (0.55)
Earnings Per Share, Diluted [Abstract]
Weighted Average Number of Shares Outstanding, Basic	204,136	165,187	152,527
Weighted average shares used in computing net income (loss) per share, diluted	204,136	174,970	152,527
Earnings Per Share, Diluted	$ (0.89)	$ 0.17	$ (0.55)

X

- Definition

The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.

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