Earnings Per Share (Tables)

6 Months Ended

Jun. 30, 2024

Earnings Per Share [Abstract]

Computation of earnings per share and reconciliation of basic and diluted weighted average common shares outstanding

	Three Months Ended				Six Months Ended
	June 30,				June 30,
	2024		2023		2024		2023
Net income	$	192,439	$	232,250	$	271,324	$	333,949
Amounts allocated to participating securities	(1,018)		(1,219)		(1,417)		(1,779)
Net income attributable to common stockholders	$	191,421	$	231,031	$	269,907	$	332,170
Weighted average common shares outstanding:
Basic	38,124		38,837		38,164		38,857
Effect of dilutive securities:
Stock options and employee stock purchase plan	201		278		235		298
Diluted	38,325		39,115		38,399		39,155
Earnings per share attributable to common stockholders:
Basic	$	5.02	$	5.95	$	7.07	$	8.55
Diluted	$	4.99	$	5.91	$	7.03	$	8.48
Anti-dilutive stock options excluded from diluted earnings per share computations (1)	56		64		57		65