v3.25.4
Segments - Schedule of Net Sales by Segment (Details) - USD ($)
$ in Millions
 3 Months Ended 12 Months Ended
Jan. 03, 2026
Jan. 03, 2026
Dec. 28, 2024
Dec. 30, 2023
Segment Reporting Information [Line Items]        
Net sales   $ 5,156.1 $ 5,108.4 $ 5,108.3
Segment operating earnings   1,327.7 1,345.7 1,310.4
Interest expense   (50.5) (49.6) (49.9)
Other income (expense) – net   58.7 77.0 67.5
Earnings before income taxes   1,335.9 1,373.1 1,328.0
Gain on property plant equipment $ 15.9      
Benefit from legal settlements   22.0 22.5  
Trademarks        
Segment Reporting Information [Line Items]        
Indefinite-lived intangible assets, written off related to sale of asset, gross   8.9    
Repair Systems  & Information Group        
Segment Reporting Information [Line Items]        
Benefit from legal settlements   22.0    
Product and Services, excluding Financial Services        
Segment Reporting Information [Line Items]        
Net sales   4,743.2 4,707.4 4,730.2
Segment cost of goods sold   (2,357.8) (2,329.5) (2,381.1)
Gross profit   2,385.4 2,377.9 2,349.1
Total segment operating and financial services expenses   (1,339.5) (1,309.1) (1,309.2)
Segment operating earnings   1,045.9 1,068.8 1,039.9
Product and Services, excluding Financial Services | Commercial & Industrial Group        
Segment Reporting Information [Line Items]        
Net sales   1,185.7 1,187.6 1,145.6
Gain on property plant equipment   15.9    
Restructuring costs   2.5    
Gain (loss) on sale of building after offsetting of expenses   4.5    
Product and Services, excluding Financial Services | Commercial & Industrial Group | Trademarks        
Segment Reporting Information [Line Items]        
Indefinite-lived intangible assets, written off related to sale of asset, gross   8.9    
Product and Services, excluding Financial Services | Snap-on Tools Group        
Segment Reporting Information [Line Items]        
Net sales   1,964.9 1,989.2 2,088.8
Product and Services, excluding Financial Services | Repair Systems  & Information Group        
Segment Reporting Information [Line Items]        
Net sales   1,592.6 1,530.6 1,495.8
Financial Service        
Segment Reporting Information [Line Items]        
Net sales   412.9 401.0 378.1
Total segment operating and financial services expenses   (131.1) (124.1) (107.6)
Segment operating earnings   281.8 276.9 270.5
Financial Service | Financial Services        
Segment Reporting Information [Line Items]        
Net sales   412.9 401.0 378.1
Intersegment Eliminations and Net Sales        
Segment Reporting Information [Line Items]        
Net sales   (556.3) (556.5) (598.1)
Intersegment Eliminations and Net Sales | Product and Services, excluding Financial Services        
Segment Reporting Information [Line Items]        
Net sales   (556.3) (556.5) (598.1)
Segment cost of goods sold   556.3 556.5 598.1
Intersegment Eliminations and Net Sales | Product and Services, excluding Financial Services | Commercial & Industrial Group        
Segment Reporting Information [Line Items]        
Net sales   (271.8) (289.2) (312.7)
Intersegment Eliminations and Net Sales | Product and Services, excluding Financial Services | Snap-on Tools Group        
Segment Reporting Information [Line Items]        
Net sales   0.0 0.0 0.0
Intersegment Eliminations and Net Sales | Product and Services, excluding Financial Services | Repair Systems  & Information Group        
Segment Reporting Information [Line Items]        
Net sales   (284.5) (267.3) (285.4)
Intersegment Eliminations and Net Sales | Product and Services, excluding Financial Services | Financial Services        
Segment Reporting Information [Line Items]        
Net sales   0.0 0.0 0.0
Operating Segments        
Segment Reporting Information [Line Items]        
Total segment operating and financial services expenses   (1,371.2) (1,357.4) (1,303.6)
Segment operating earnings   1,427.1 1,421.5 1,423.6
Operating Segments | Commercial & Industrial Group        
Segment Reporting Information [Line Items]        
Net sales   1,457.5 1,476.8 1,458.3
Operating Segments | Snap-on Tools Group        
Segment Reporting Information [Line Items]        
Net sales   1,964.9 1,989.2 2,088.8
Operating Segments | Repair Systems  & Information Group        
Segment Reporting Information [Line Items]        
Net sales   1,877.1 1,797.9 1,781.2
Operating Segments | Financial Services        
Segment Reporting Information [Line Items]        
Net sales   412.9 401.0 378.1
Operating Segments | Product and Services, excluding Financial Services        
Segment Reporting Information [Line Items]        
Net sales   5,299.5 5,263.9 5,328.3
Segment cost of goods sold   (2,914.1) (2,886.0) (2,979.2)
Gross profit   2,385.4 2,377.9 2,349.1
Operating Segments | Product and Services, excluding Financial Services | Commercial & Industrial Group        
Segment Reporting Information [Line Items]        
Net sales   1,457.5 1,476.8 1,458.3
Segment cost of goods sold   (867.8) (868.6) (887.5)
Gross profit   589.7 608.2 570.8
Personnel   (225.6) (218.8) (207.7)
Shipping and handling costs   (30.8) (27.8) (24.7)
Depreciation and amortization   (6.6) (7.8) (7.5)
Provisions for credit losses   0.0 0.0 0.0
Other segment expenses   (108.5) (111.7) (104.8)
Total segment operating and financial services expenses   (371.5) (366.1) (344.7)
Segment operating earnings   218.2 242.1 226.1
Operating Segments | Product and Services, excluding Financial Services | Snap-on Tools Group        
Segment Reporting Information [Line Items]        
Net sales   1,964.9 1,989.2 2,088.8
Segment cost of goods sold   (1,043.8) (1,050.3) (1,107.7)
Gross profit   921.1 938.9 981.1
Personnel   (194.8) (191.7) (199.9)
Shipping and handling costs   (77.2) (87.7) (93.3)
Depreciation and amortization   (7.5) (7.5) (7.5)
Provisions for credit losses   0.0 0.0 0.0
Other segment expenses   (215.3) (204.7) (186.6)
Total segment operating and financial services expenses   (494.8) (491.6) (487.3)
Segment operating earnings   426.3 447.3 493.8
Operating Segments | Product and Services, excluding Financial Services | Repair Systems  & Information Group        
Segment Reporting Information [Line Items]        
Net sales   1,877.1 1,797.9 1,781.2
Segment cost of goods sold   (1,002.5) (967.1) (984.0)
Gross profit   874.6 830.8 797.2
Personnel   (260.9) (253.9) (248.9)
Shipping and handling costs   0.0 0.0 0.0
Depreciation and amortization   (19.0) (20.8) (24.4)
Provisions for credit losses   0.0 0.0 0.0
Other segment expenses   (93.9) (100.9) (90.7)
Total segment operating and financial services expenses   (373.8) (375.6) (364.0)
Segment operating earnings   500.8 455.2 433.2
Operating Segments | Product and Services, excluding Financial Services | Financial Services        
Segment Reporting Information [Line Items]        
Net sales   0.0 0.0 0.0
Operating Segments | Financial Service        
Segment Reporting Information [Line Items]        
Net sales   412.9 401.0 378.1
Operating Segments | Financial Service | Commercial & Industrial Group        
Segment Reporting Information [Line Items]        
Net sales   0.0 0.0 0.0
Operating Segments | Financial Service | Snap-on Tools Group        
Segment Reporting Information [Line Items]        
Net sales   0.0 0.0 0.0
Operating Segments | Financial Service | Repair Systems  & Information Group        
Segment Reporting Information [Line Items]        
Net sales   0.0 0.0 0.0
Operating Segments | Financial Service | Financial Services        
Segment Reporting Information [Line Items]        
Net sales   412.9 401.0 378.1
Personnel   (36.7) (34.7) (34.7)
Shipping and handling costs   0.0 0.0 0.0
Depreciation and amortization   (0.8) (1.0) (0.9)
Provisions for credit losses   (75.9) (73.7) (59.1)
Other segment expenses   (17.7) (14.7) (12.9)
Total segment operating and financial services expenses   (131.1) (124.1) (107.6)
Segment operating earnings   281.8 276.9 270.5
Corporate        
Segment Reporting Information [Line Items]        
Segment operating earnings   $ (99.4) $ (75.8) $ (113.2)