Organization and Significant Accounting Policies, Basic and Diluted Net Loss per Share (Details)	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021	Apr. 30, 2021	Dec. 31, 2019
0% Notes [Member]
Basic and Diluted Net Loss Per Share [Abstract]
Interest rate on convertible senior notes	0.00%	0.00%	0.00%	0.00%
0.125% Notes [Member]
Basic and Diluted Net Loss Per Share [Abstract]
Interest rate on convertible senior notes	0.125%	0.125%	0.125%		0.125%
1.75% Notes [Member]
Basic and Diluted Net Loss Per Share [Abstract]
Interest rate on convertible senior notes	1.75%	1.75%