Share-Based Compensation (Information Concerning Currently Outstanding and Exercisable Options) (Details)	12 Months Ended
	Dec. 31, 2023 $ / shares shares
30.01 - 40.00 [Member]
Number of options outstanding, in shares | shares	757,205
Weighted average remaining life, Outstanding, in years	3 years 1 month 6 days
Weighted average exercise price, options outstanding, in dollars per share | $ / shares	$ 66.35
Number of options exercisable, in shares | shares	757,205
Weighted average remaining life, Exercisable, in years	3 years 1 month 6 days
Weighted average exercise price, option exercisable, in dollars per share | $ / shares	$ 66.35
40.01 - 50.00 [Member]
Number of options outstanding, in shares | shares	506,855
Weighted average remaining life, Outstanding, in years	4 years 1 month 6 days
Weighted average exercise price, options outstanding, in dollars per share | $ / shares	$ 78.99
Number of options exercisable, in shares | shares	506,855
Weighted average remaining life, Exercisable, in years	4 years 1 month 6 days
Weighted average exercise price, option exercisable, in dollars per share | $ / shares	$ 78.99
50.01 - 60.00 [Member]
Number of options outstanding, in shares | shares	464,452
Weighted average remaining life, Outstanding, in years	5 years 8 months 12 days
Weighted average exercise price, options outstanding, in dollars per share | $ / shares	$ 105.28
Number of options exercisable, in shares | shares	464,452
Weighted average remaining life, Exercisable, in years	5 years 8 months 12 days
Weighted average exercise price, option exercisable, in dollars per share | $ / shares	$ 105.28
Sixty point zero one dollars to seventy dollars [Member]
Number of options outstanding, in shares | shares	406,450
Weighted average remaining life, Outstanding, in years	6 years 4 months 24 days
Weighted average exercise price, options outstanding, in dollars per share | $ / shares	$ 148.62
Number of options exercisable, in shares | shares	213,678
Weighted average remaining life, Exercisable, in years	6 years 9 months 18 days
Weighted average exercise price, option exercisable, in dollars per share | $ / shares	$ 148.95
Seventy point zero one dollars to eighty dollars [Domain]
Number of options outstanding, in shares | shares	415,977
Weighted average remaining life, Outstanding, in years	7 years 10 months 24 days
Weighted average exercise price, options outstanding, in dollars per share | $ / shares	$ 167.58
Number of options exercisable, in shares | shares	113,426
Weighted average remaining life, Exercisable, in years	7 years 9 months 18 days
Weighted average exercise price, option exercisable, in dollars per share | $ / shares	$ 167.16
Eighty point zero one dollars to ninety dollars [Domain]
Number of options outstanding, in shares | shares	373,227
Weighted average remaining life, Outstanding, in years	8 years 10 months 24 days
Weighted average exercise price, options outstanding, in dollars per share | $ / shares	$ 181.30
Number of options exercisable, in shares | shares	15,578
Weighted average remaining life, Exercisable, in years	7 years 6 months
Weighted average exercise price, option exercisable, in dollars per share | $ / shares	$ 186.83
Ninety point zero one dollars to one hundred dollars [Domain]
Number of options outstanding, in shares | shares	34,089
Weighted average remaining life, Outstanding, in years	9 years 9 months 18 days
Weighted average exercise price, options outstanding, in dollars per share | $ / shares	$ 213.59
Twenty four point twenty three dollars to one hundred twenty four point ninety five dollars [Member]
Number of options outstanding, in shares | shares	3,171,717
Weighted average remaining life, Outstanding, in years	5 years 4 months 24 days
Weighted average exercise price, options outstanding, in dollars per share | $ / shares	$ 111.23
Number of options exercisable, in shares | shares	2,284,656
Weighted average remaining life, Exercisable, in years	4 years 3 months 18 days
Weighted average exercise price, option exercisable, in dollars per share | $ / shares	$ 88.17
Fifteen point zero one dollars to thirty dollars
Number of options outstanding, in shares | shares	213,462
Weighted average remaining life, Outstanding, in years	1 year 9 months 18 days
Weighted average exercise price, options outstanding, in dollars per share | $ / shares	$ 40.10
Number of options exercisable, in shares | shares	213,462
Weighted average remaining life, Exercisable, in years	1 year 9 months 18 days
Weighted average exercise price, option exercisable, in dollars per share | $ / shares	$ 40.10