Consolidated Statements of Equity - USD ($) shares in Thousands, $ in Thousands	Total	Total Itron, Inc. Shareholders' Equity	Common Stock	Common Stock	Accumulated Other Comprehensive Income (Loss)	Retained Earnings (Accumulated Deficit)	Noncontrolling Interests
Balance (in shares) at Dec. 31, 2022			45,186
Beginning balance (value) at Dec. 31, 2022	$ 1,191,556	$ 1,168,473		$ 1,788,479	$ (94,674)	$ (525,332)	$ 23,083
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	98,318	96,923				96,923	1,395
Other comprehensive income (loss), net of tax	13,484	13,484			13,484		0
Distributions to noncontrolling interests	(3,958)	0					(3,958)
Options exercised (in shares)			18
Options exercised (value)	830	830		830
Restricted stock awards released net of repurchased shares for taxes (in shares)			242
Restricted stock awards released net of repurchased shares for taxes	0	0		0
Issuance of stock-based compensation awards (in shares)			15
Issuance of stock-based compensation awards (value)	1,065	1,065		1,065
Employee stock purchase plan (in shares)			51
Employee stock purchase plan (value)	2,844	2,844		2,844
Stock-based compensation expense	27,292	27,292		27,292
Balance (in shares) at Dec. 31, 2023			45,512
Ending balance (value) at Dec. 31, 2023	1,331,431	1,310,911		1,820,510	(81,190)	(428,409)	20,520
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	241,124	239,105				239,105	2,019
Other comprehensive income (loss), net of tax	(28,741)	(28,741)			(28,741)		0
Distributions to noncontrolling interests	(1,711)	0					(1,711)
Options exercised (in shares)			89
Options exercised (value)	4,558	4,558		4,558
Restricted stock awards released net of repurchased shares for taxes (in shares)			446
Restricted stock awards released net of repurchased shares for taxes	(4)	(4)		(4)
Issuance of stock-based compensation awards (in shares)			13
Issuance of stock-based compensation awards (value)	1,343	1,343		1,343
Employee stock purchase plan (in shares)			43
Employee stock purchase plan (value)	3,767	3,767		3,767
Stock-based compensation expense	42,531	42,531		42,531
Payments on call spread for convertible offering, net of tax	(82,304)	(82,304)		(82,304)
Stock repurchased during period, shares			(972)
Stock Repurchased During Period, Value	(100,000)	(100,000)		(100,000)
Registration fee	(54)	(54)		(54)
Excise tax related to shares repurchased	$ (512)	(512)		(512)
Balance (in shares) at Dec. 31, 2024	45,131		45,131
Ending balance (value) at Dec. 31, 2024	$ 1,411,428	1,390,600		1,689,835	(109,931)	(189,304)	20,828
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	303,335	301,055				301,055	2,280
Other comprehensive income (loss), net of tax	53,426	53,426			53,426		0
Distributions to noncontrolling interests	(1,508)	0					(1,508)
Options exercised (in shares)			87
Options exercised (value)	3,460	3,460		3,460
Restricted stock awards released net of repurchased shares for taxes (in shares)			611
Restricted stock awards released net of repurchased shares for taxes	(7)	(7)		(7)
Issuance of stock-based compensation awards (in shares)			8
Issuance of stock-based compensation awards (value)	929	929		929
Employee stock purchase plan (in shares)			35
Employee stock purchase plan (value)	3,867	3,867		3,867
Stock-based compensation expense	61,520	61,520		61,520
Stock repurchased during period, shares			(943)
Stock Repurchased During Period, Value	(100,000)	(100,000)		(100,000)
Contingent share issuance to affiliate	2,000	2,000		2,000
Excise tax related to shares repurchased	$ (254)	(254)		(254)
Balance (in shares) at Dec. 31, 2025	44,929		44,929
Ending balance (value) at Dec. 31, 2025	$ 1,738,196	$ 1,716,596		$ 1,661,350	$ (56,505)	$ 111,751	$ 21,600