Net Income Per Share (Tables)

3 Months Ended

Mar. 31, 2021

Earnings Per Share [Abstract]

Calculation of Net Income Per Share

The calculation of net income per share for the three months ended March 31, 2021 and 2020, is reflected in the following table (in thousands, except per share amounts):

	Three Months Ended March 31,
	2021		2020
Net income	$	110,598	$	89,915
Basic:
Weighted average shares	111,424		113,187
Diluted:
Weighted average shares	111,424		113,187
Dilutive effect of potential common shares	1,072		671
Diluted weighted average shares	112,496		113,858
Net income per share:
Basic	$	.99	$	.79
Diluted	$	.98	$	.79