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Performance-Based Common Stock Warrants	9 Months Ended
	Sep. 30, 2023
Equity [Abstract]
Performance-Based Common Stock Warrants	Performance-Based Common Stock WarrantsOn March 9, 2016, we issued common stock purchase warrants to Comcast Corporation at a price of $54.55 per share. On January 1, 2023, all 275,000 of the vested and outstanding warrants expired unexercised.

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