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Net Income Per Share (Tables)
6 Months Ended
Jun. 30, 2022
Earnings Per Share [Abstract]  
Reconciliation of Weighted Average Common Shares Outstanding
A reconciliation of weighted average shares outstanding used to calculate basic and diluted net income per share follows (in thousands, except per share data):
Three months ended June 30Six months ended June 30
 2022202120222021
Weighted average shares outstanding (basic)160,920 162,785 160,755 162,614 
Impact of common stock equivalents1,155 1,073 1,260 1,124 
Weighted average shares outstanding (diluted)162,075 163,858 162,015 163,738 
Per share:
Basic$0.42 $0.38 $0.80 $0.81 
Diluted0.42 0.38 0.80 0.81