Earnings Per Share (Tables)

3 Months Ended

Mar. 31, 2023

Earnings Per Share [Abstract]

Schedule of Earnings Per Share, Basic and Diluted

To calculate diluted EPS, basic EPS is adjusted to include the effect of potentially dilutive stock options outstanding and contingently issuable equity awards. The table below shows our basic and diluted EPS calculations.

	Three Months Ended March 31,
	2023		2022
	(Dollars in thousands, except per share amounts)
Numerator
Net income	$	80,700	$	148,421
Less: distributed earnings allocated to participating securities	(216)		(194)
Less: undistributed earnings allocated to participating securities	(230)		(562)
Net income attributable to common stockholders (numerator for basic earnings per share)	80,254		147,665
Add back: undistributed earnings allocated to participating securities	230		562
Less: undistributed earnings reallocated to participating securities	(226)		(546)
Numerator for diluted earnings per share under two-class method	$	80,258	$	147,681
Denominator
Weighted-average common shares outstanding	72,647,659		70,766,146
Add: dilutive effect of stock options	1,355,303		1,998,156
Add: dilutive effect of contingently issuable equity awards	19,027		174,112
Denominator for diluted earnings per share under two-class method	74,021,989		72,938,414
Basic Earnings Per Common Share	$	1.10	$	2.09
Diluted Earnings Per Common Share	$	1.08	$	2.02