Shareholders' Equity (Narrative) (Details) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
Mar. 31, 2024 USD ($) $ / shares shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Increase (decrease) in stock-based compensation from change in management's estimate	$ 310
Unrecognized compensation cost	115,038
Total intrinsic value of options exercised	18,831
Aggregate intrinsic value of options exercisable	$ 91,066
Market value of Company's common stock (in USD per share) \| $ / shares	$ 71.90
Weighted average exercise price per share (in USD per share) \| $ / shares	$ 55.78
Total options outstanding (in shares) \| shares	15,968
Total options exercisable (in shares) \| shares	5,649
Common Stock Buyback
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares purchased and retired (in shares) \| shares	808
Company purchased, cost	$ 56,001
Remaining stock repurchase authorization amount	$ 226,077
2014 Plan \| Tranche One
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting rate	50.00%
2014 Plan \| Tranche Two
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting rate	50.00%
Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award waiting period	2 years
Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award waiting period	4 years

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The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.

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