v3.26.3
Condensed Consolidated Statement Of Stockholders' Equity (Unaudited) - USD ($)
shares in Thousands, $ in Thousands
Total
Additional Paid-in Capital [Member]
Retained Earnings [Member]
AOCI Attributable to Parent
Total Knight-Swift Equity [Member]
Noncontrolling Interest [Member]
Common Class A [Member]
Common Class A [Member]
Common Stock
Beginning balance, shares at Dec. 31, 2024             161,896  
Beginning balance, value at Dec. 31, 2024 $ 7,116,805 $ 4,446,726 $ 2,661,064 $ (442) $ 7,108,967 $ 7,838   $ 1,619
Increase (Decrease) in Stockholders' Equity [Roll Forward]                
Common stock issued to employees (Shares)             317  
Common stock issued to employees 0 (4)     0     4
Common stock issued to the Board (Shares)             28  
Common stock issued to the Board 1,271 1,271     1,271     0
Common stock issued under ESPP (Shares)             71  
Common stock issued under ESPP 3,151 3,150     3,151     1
Shares withheld – RSU settlement (8,318)   (8,318)   (8,318)      
Employee stock-based compensation expense $ 21,926 21,926     21,926      
Dividends declared per share: (in dollars per share) $ 0.54              
Cash dividends paid and dividends accrued $ (88,258)   (88,258)   (88,258)      
Net income 72,743   72,743   72,743      
Net loss attributable to noncontrolling interest (251)         (251)    
Net income 72,492              
Other comprehensive income 258     258 258      
Investment in noncontrolling interest 1,933         1,933    
Distribution to noncontrolling interest (200)     0 (200)    
Ending balance, shares at Sep. 30, 2025             162,312  
Ending balance, value at Sep. 30, 2025 7,121,060 4,473,069 2,637,231 (184) 7,111,740 9,320   1,624
Beginning balance, shares at Jun. 30, 2025             162,277  
Beginning balance, value at Jun. 30, 2025 7,132,918 4,464,204 2,658,937 (88) 7,124,676 8,242   1,623
Increase (Decrease) in Stockholders' Equity [Roll Forward]                
Common stock issued to employees (Shares)             11  
Common stock issued to employees 0 0     0     0
Common stock issued under ESPP (Shares)             24  
Common stock issued under ESPP 1,013 1,012     1,013     1
Shares withheld – RSU settlement (121)   (121)   (121)      
Employee stock-based compensation expense $ 7,853 7,853     7,853      
Dividends declared per share: (in dollars per share) $ 0.18              
Cash dividends paid and dividends accrued $ (29,446)   (29,446)   (29,446)      
Net income 7,861   7,861   7,861      
Net loss attributable to noncontrolling interest 471         471    
Net income 8,332              
Other comprehensive income (96)     (96) (96)      
Investment in noncontrolling interest 607         607    
Ending balance, shares at Sep. 30, 2025             162,312  
Ending balance, value at Sep. 30, 2025 $ 7,121,060 4,473,069 2,637,231 (184) 7,111,740 9,320   1,624
Beginning balance, shares at Dec. 31, 2025 162,339           162,339  
Beginning balance, value at Dec. 31, 2025 $ 7,091,866 4,480,725 2,600,822 (716) 7,082,454 9,412   1,623
Increase (Decrease) in Stockholders' Equity [Roll Forward]                
Common stock issued to employees (Shares)             351  
Common stock issued to employees 0 (4)     0     4
Common stock issued to the Board (Shares)             20  
Common stock issued to the Board 1,228 1,228     1,228     0
Common stock issued under ESPP (Shares)             50  
Common stock issued under ESPP 2,885 2,884     2,885     1
Shares withheld – RSU settlement (12,615)   (12,615)   (12,615)      
Employee stock-based compensation expense $ 17,721 17,721     17,721      
Dividends declared per share: (in dollars per share) $ 0.60              
Cash dividends paid and dividends accrued $ (98,243)   (98,243)   (98,243)      
Net income 160,138   160,138   160,138      
Net loss attributable to noncontrolling interest (335)         (335)    
Net income 159,803              
Other comprehensive income 443     443 443      
Investment in noncontrolling interest 696         696    
Distribution to noncontrolling interest (200)       0 (200)    
2026 Capped Calls, net of tax $ (80,947) (80,947)     (80,947)      
Ending balance, shares at Sep. 30, 2026 162,760           162,760  
Ending balance, value at Sep. 30, 2026 $ 7,082,637 4,421,607 2,650,102 (273) 7,073,064 9,573   1,628
Beginning balance, shares at Jun. 30, 2026             162,736  
Beginning balance, value at Jun. 30, 2026 6,990,810 4,414,691 2,565,098 (143) 6,981,273 9,537   1,627
Increase (Decrease) in Stockholders' Equity [Roll Forward]                
Common stock issued to employees (Shares)             12  
Common stock issued to employees 0 (1)     0     1
Common stock issued under ESPP (Shares)             12  
Common stock issued under ESPP 926 926     926    
Shares withheld – RSU settlement (484)   (484)   (484)      
Employee stock-based compensation expense $ 5,991 5,991     5,991      
Dividends declared per share: (in dollars per share) $ 0.20              
Cash dividends paid and dividends accrued $ (32,778)   (32,778)   (32,778)      
Net income 118,266   118,266   118,266      
Net loss attributable to noncontrolling interest (200)         (200)    
Net income 118,066              
Other comprehensive income (130)     (130) (130)      
Investment in noncontrolling interest $ 236         236    
Ending balance, shares at Sep. 30, 2026 162,760           162,760  
Ending balance, value at Sep. 30, 2026 $ 7,082,637 $ 4,421,607 $ 2,650,102 $ (273) $ 7,073,064 $ 9,573   $ 1,628