v3.25.2
Debt - Credit Facility Additional Information (Details) - USD ($)
 6 Months Ended
Jun. 30, 2025
Dec. 31, 2024
Jun. 14, 2024
Oct. 18, 2019
Debt Instrument [Line Items]        
Debt instrument, face amount       $ 1,200,000,000
Line of credit facility, maximum borrowing capacity       500,000,000
Minimum [Member]        
Debt Instrument [Line Items]        
Debt instrument, basis spread on variable rate 0.00%      
Maximum [Member] | 2018 Credit Facility        
Debt Instrument [Line Items]        
Line of credit facility, maximum borrowing capacity     $ 500,000,000  
Credit Facility [Member]        
Debt Instrument [Line Items]        
Line of credit facility, maximum borrowing capacity $ 500,000,000 $ 500,000,000    
Letters of credit outstanding, amount $ 45,253,000 46,013,000    
Fed Funds Effective Rate Overnight Index Swap Rate [Member]        
Debt Instrument [Line Items]        
Debt instrument, basis spread on variable rate 0.50%      
Alternate base rate (3) [Member]        
Debt Instrument [Line Items]        
Debt instrument, basis spread on variable rate 1.00%      
Debt instrument, description of variable rate basis one-month LIBOR      
London Interbank Offered Rate        
Debt Instrument [Line Items]        
Debt instrument, description of variable rate basis the LIBOR rate      
EURIBOR [Member]        
Debt Instrument [Line Items]        
Debt instrument, description of variable rate basis EURIBOR rate      
Alternate base rate [Member]        
Debt Instrument [Line Items]        
Debt instrument, description of variable rate basis Alternate Base Rate      
Alternate base rate (1) [Member]        
Debt Instrument [Line Items]        
Debt instrument, description of variable rate basis the prime rate      
Alternate base rate (2) [Member]        
Debt Instrument [Line Items]        
Debt instrument, description of variable rate basis the Federal Reserve effective rate      
USD Denominated Term Loan [Member]        
Debt Instrument [Line Items]        
Debt instrument, face amount       650,000,000
Standby Letters of Credit [Member]        
Debt Instrument [Line Items]        
Line of credit facility, maximum borrowing capacity       300,000,000
Letters of credit outstanding, amount $ 45,300,000      
Standby Letters of Credit [Member] | Credit Facility [Member]        
Debt Instrument [Line Items]        
Line of credit facility, remaining borrowing capacity 254,700,000      
Swingline sub-facility [Member]        
Debt Instrument [Line Items]        
Line of credit facility, maximum borrowing capacity       $ 50,000,000
Multicurrency revolving line of credit 0      
Line of Credit [Member]        
Debt Instrument [Line Items]        
Multicurrency revolving line of credit 0 0    
Line of credit facility, remaining borrowing capacity $ 454,747,000 $ 453,987,000    
Secured Debt [Member]        
Debt Instrument [Line Items]        
Debt instrument, collateral All obligations under the 2018 credit facility are guaranteed by Itron, Inc. and material U.S. domestic subsidiaries and are secured by a pledge of substantially all of the assets of Itron, Inc. and material U.S. domestic subsidiaries. This includes a pledge of 100% of the capital stock of material U.S. domestic subsidiaries and up to 66% of the voting stock (100% of the non-voting stock) of first-tier foreign subsidiaries. In addition, the obligations of any foreign subsidiary who is a foreign borrower, as defined by the 2018 credit facility, are guaranteed by the foreign subsidiary and by its direct and indirect foreign parents.