Quarterly report pursuant to Section 13 or 15(d)

Earnings Per Share (Reconciliation Of Common Shares Used In Denominator For Computing Basic And Diluted EPS) (Details)

v3.19.3
Earnings Per Share (Reconciliation Of Common Shares Used In Denominator For Computing Basic And Diluted EPS) (Details) - $ / shares
3 Months Ended 9 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Sep. 30, 2019
Sep. 30, 2018
Earnings Per Share [Abstract]        
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount 440,993 240,357 378,617 349,381
Weighted average shares of common stock outstanding, used in computing basic earnings per share (in shares) 67,593,000 69,589,000 67,935,000 69,895,000
Effect of dilutive stock options and restricted stock units (in shares) 587,000 768,000 685,000 790,000
Weighted-average shares of common stock outstanding, used in computing diluted earnings per share (in shares) 68,180,000 70,357,000 68,620,000 70,685,000
Income Loss From Continuing Operations Per Basic And Diluted Share [Abstract]        
Earnings (loss) per share of common stock, Basic (in dollars per share) $ 1.76 $ 1.44 $ 3.19 $ 2.22
Earnings (loss) per share of common stock, Diluted (in dollars per share) $ 1.75 $ 1.42 $ 3.15 $ 2.19