v3.26.1
Earnings Per Share and Certain Related Information - Schedule of Earnings Per Share (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
3 Months Ended 9 Months Ended
Jun. 26, 2026
Jun. 27, 2025
Jun. 26, 2026
Jun. 27, 2025
Numerator for Basic and Diluted EPS:        
Net Earnings Attributable to Jacobs from Continuing Operations $ 137,359 $ 181,234 $ 219,319 $ 175,266
Redeemable Noncontrolling interests redemption value adjustment (See Note 15- PA Consulting Redeemable Noncontrolling Interests) 0 6,605 13,480 12,417
Net Earnings from continuing operations allocated to common stock for EPS calculation 137,359 187,839 232,799 187,683
Net Loss from discontinued operations allocated to common stock for EPS calculation (806) (1,629) (3,142) (8,180)
Net Earnings allocated to common stock for EPS calculation $ 136,553 $ 186,210 $ 229,657 $ 179,503
Denominator for Basic and Diluted EPS:        
Shares used for calculating basic EPS attributable to common stock (in shares) 117,745 120,084 117,867 122,132
Effect of dilutive securities:        
Stock compensation plans (in shares) 1,153 407 619 450
Shares used for calculating diluted EPS attributable to common stock (in shares) 118,898 120,491 118,486 122,582
Net Earnings Per Share:        
Basic Net Earnings from Continuing Operations Per Share (in dollars per share) $ 1.17 $ 1.56 $ 1.98 $ 1.54
Basic Net Loss from Discontinuing Operations Per Share (in dollars per share) (0.01) (0.01) (0.03) (0.07)
Basic Earnings Per Share (in dollars per share) 1.16 1.55 1.95 1.47
Diluted Earnings Per Share        
Diluted Net Earnings from Continuing Operations Per Share (in dollars per share) 1.16 1.56 1.96 1.53
Diluted Loss from Discontinuing Operations Per Share (in dollars per share) (0.01) (0.01) (0.03) (0.07)
Diluted Earnings Per Share (in dollars per share) $ 1.15 $ 1.55 $ 1.94 $ 1.46