Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Revenues
Revenues	$ 431,882	$ 489,412	$ 907,213	$ 1,008,986
Cost of revenues
Cost of revenues	305,777	339,537	645,884	692,067
Gross profit	126,105	149,875	261,329	316,919
Operating expenses
Sales, general and administrative	72,877	74,144	149,278	150,136
Research and development	45,055	48,763	94,651	100,490
Amortization of intangible assets	6,485	8,997	13,038	17,970
Restructuring	(3,459)	192	(9,825)	(1,788)
Loss on sale of business	194	24,711	2,415	26,103
Goodwill impairment	38,480	0	38,480	0
Total operating expenses	159,632	156,807	288,037	292,911
Operating income (loss)	(33,527)	(6,932)	(26,708)	24,008
Other income (expense)
Interest income	349	432	566	974
Interest expense	(1,660)	(14,004)	(3,252)	(24,479)
Other income (expense), net	(1,386)	(12,157)	(2,075)	(14,923)
Total other income (expense)	(2,697)	(25,729)	(4,761)	(38,428)
Loss before income taxes	(36,224)	(32,661)	(31,469)	(14,420)
Income tax benefit (provision)	(641)	216	(4,500)	(4,445)
Net loss	(36,865)	(32,445)	(35,969)	(18,865)
Net income attributable to noncontrolling interests	102	678	92	1,655
Net loss attributable to Itron, Inc.	$ (36,967)	$ (33,123)	$ (36,061)	$ (20,520)
Earnings (loss) per common share - Basic (in dollars per share)	$ (0.82)	$ (0.73)	$ (0.80)	$ (0.47)
Earnings (loss) per common share - Diluted (in dollars per share)	$ (0.82)	$ (0.73)	$ (0.80)	$ (0.47)
Weighted average common shares outstanding - Basic (in shares)	45,066	45,142	45,042	43,344
Weighted average common shares outstanding - Diluted (in shares)	45,066	45,142	45,042	43,344
Product [Member]
Revenues
Revenues	$ 359,898	$ 411,719	$ 759,708	$ 854,523
Cost of revenues
Cost of revenues	265,278	295,064	560,098	602,755
Service [Member]
Revenues
Revenues	71,984	77,693	147,505	154,463
Cost of revenues
Cost of revenues	$ 40,499	$ 44,473	$ 85,786	$ 89,312