v3.25.2
Basis of Presentation - Change in Accounting Principle (Details) - USD ($)
$ / shares in Units, $ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2025
Jun. 30, 2024
Dec. 31, 2024
Jan. 01, 2024
Condensed Statements of Income            
Net sales $ 1,484.3 $ 1,452.5 $ 2,849.5 $ 2,851.6    
Cost of goods sold 932.2 938.7 1,854.8 1,904.2    
Operating Income 336.3 306.3 566.7 520.7    
Income before income taxes 315.2 285.3 526.5 472.6    
Provision for income taxes 69.7 66.2 116.5 115.1    
Net income 245.5 219.1 410.0 357.5    
Less: Net income attributable to noncontrolling interest (1.3) (1.6) (2.6) (2.9)    
Net income attributable to Hubbell Incorporated $ 244.2 $ 217.5 $ 407.4 $ 354.6    
Earnings per share:            
Basic earnings per share (USD per share) $ 4.58 $ 4.04 $ 7.62 $ 6.59    
Diluted earnings per share (USD per share) $ 4.56 $ 4.01 $ 7.58 $ 6.55    
Condensed Balance Sheet            
Inventories, net $ 1,029.6   $ 1,029.6   $ 1,010.4  
Total Current Assets 2,476.4   2,476.4   2,257.9  
Total Assets 7,149.0   7,149.0   6,847.7  
Other Accrued Liabilities 388.8   388.8      
Total Current Liabilities 1,908.4   1,908.4   1,274.2  
Other Non-Current Liabilities 697.4   697.4   720.2  
TOTAL LIABILITIES 3,650.2   3,650.2   3,437.1  
Hubbell Incorporated Shareholders’ Equity 3,487.7   3,487.7   3,396.2  
TOTAL EQUITY 3,498.8   3,498.8   3,410.6  
TOTAL LIABILITIES AND EQUITY 7,149.0   7,149.0   6,847.7  
Condensed Statement of Cash Flows            
Net income 245.5 $ 219.1 410.0 $ 357.5    
Adjustments to reconcile net income to net cash provided by operating activities:            
Deferred income taxes     (18.4) 7.6    
Changes in assets and liabilities, excluding effects of acquisitions:            
(Increase) Decrease in inventories, net     (15.1) (27.8)    
Net cash provided by operating activities     298.0 331.8    
As Computed Under LIFO            
Condensed Statements of Income            
Net sales 1,484.3 1,452.5 2,849.5 2,851.6    
Cost of goods sold 961.0 943.8 1,875.0 1,895.2    
Operating Income 307.5 301.2 546.5 529.7    
Income before income taxes 286.4 280.2 506.3 481.6    
Provision for income taxes 63.2 65.0 112.1 117.3    
Net income 223.2 215.2 394.2 364.3    
Less: Net income attributable to noncontrolling interest (1.3) (1.6) (2.6) (2.9)    
Net income attributable to Hubbell Incorporated $ 221.9 $ 213.6 $ 391.6 $ 361.4    
Earnings per share:            
Basic earnings per share (USD per share) $ 4.16 $ 3.97 $ 7.32 $ 6.72    
Diluted earnings per share (USD per share) $ 4.14 $ 3.94 $ 7.29 $ 6.67    
Condensed Balance Sheet            
Inventories, net $ 840.7   $ 840.7   841.8  
Total Current Assets 2,287.5   2,287.5   2,089.3  
Total Assets 6,960.1   6,960.1   6,679.1  
Other Accrued Liabilities 371.1   371.1      
Total Current Liabilities 1,890.7   1,890.7      
Other Non-Current Liabilities 669.9   669.9   679.5  
TOTAL LIABILITIES 3,605.0   3,605.0   3,396.4  
Hubbell Incorporated Shareholders’ Equity 3,344.0   3,344.0   3,268.3  
TOTAL EQUITY 3,355.1   3,355.1   3,282.7  
TOTAL LIABILITIES AND EQUITY 6,960.1   6,960.1   6,679.1  
Condensed Statement of Cash Flows            
Net income 223.2 $ 215.2 394.2 $ 364.3    
Adjustments to reconcile net income to net cash provided by operating activities:            
Deferred income taxes       9.8    
Changes in assets and liabilities, excluding effects of acquisitions:            
(Increase) Decrease in inventories, net       (36.8)    
Net cash provided by operating activities       331.8    
Impact of Change            
Condensed Statements of Income            
Net sales 0.0 0.0 0.0 0.0    
Cost of goods sold (28.8) (5.1) (20.2) 9.0    
Operating Income 28.8 5.1 20.2 (9.0)    
Income before income taxes 28.8 5.1 20.2 (9.0)    
Provision for income taxes 6.5 1.2 4.4 (2.2)    
Net income 22.3 3.9 15.8 (6.8)    
Less: Net income attributable to noncontrolling interest 0.0 0.0 0.0 0.0    
Net income attributable to Hubbell Incorporated $ 22.3 $ 3.9 $ 15.8 $ (6.8)    
Earnings per share:            
Basic earnings per share (USD per share) $ 0.42 $ 0.07 $ 0.30 $ (0.13)    
Diluted earnings per share (USD per share) $ 0.42 $ 0.07 $ 0.29 $ (0.12)    
Condensed Balance Sheet            
Inventories, net $ 188.9   $ 188.9   168.6 $ 167.1
Total Current Assets 188.9   188.9   168.6  
Total Assets 188.9   188.9   168.6  
Other Accrued Liabilities 17.7   17.7      
Total Current Liabilities 17.7   17.7      
Other Non-Current Liabilities 27.5   27.5   40.7  
TOTAL LIABILITIES 45.2   45.2   40.7  
Hubbell Incorporated Shareholders’ Equity 143.7   143.7   127.9  
TOTAL EQUITY 143.7   143.7   127.9  
TOTAL LIABILITIES AND EQUITY 188.9   188.9   $ 168.6  
Condensed Statement of Cash Flows            
Net income $ 22.3 $ 3.9 $ 15.8 $ (6.8)    
Adjustments to reconcile net income to net cash provided by operating activities:            
Deferred income taxes       (2.2)    
Changes in assets and liabilities, excluding effects of acquisitions:            
(Increase) Decrease in inventories, net       9.0    
Net cash provided by operating activities       $ 0.0