Earnings per Share (Tables)

9 Months Ended

Sep. 30, 2020

Earnings Per Share [Abstract]

Reconciliation of Number of Shares Used in Calculating Basic and Diluted Earnings per Share

The following table reconciles the number of shares used in calculating basic and diluted earnings per share:

	Three Months Ended September 30,				Nine Months Ended September 30,
(in thousands, except per share amounts)	2020		2019		2020		2019
Net income	$	81,007	$	20,565	$	66,813	$	44,262
Basic weighted-average shares outstanding		67,149		67,446		67,263		67,781
Incremental shares due to:
Performance shares		320		65		238		50
Restricted stock units		59		34		34		17
Diluted weighted-average shares outstanding		67,528		67,545		67,535		67,848
Basic net income per share	$	1.21	$	0.30	$	0.99	$	0.65
Diluted net income per share	$	1.20	$	0.30	$	0.99	$	0.65