Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Revenues
Revenues	$ 509,594	$ 635,037	$ 1,108,009	$ 1,249,613
Cost of revenues
Cost of revenues	371,077	443,823	797,926	871,136
Gross profit	138,517	191,214	310,083	378,477
Operating expenses
Sales, general and administrative	69,538	88,259	150,036	180,974
Research and development	48,994	49,449	102,775	99,939
Amortization of intangible assets	11,140	16,117	22,305	32,090
Restructuring	(2,683)	(6,169)	(2,931)	1,093
Total operating expenses	183,904	147,656	329,100	314,096
Operating income (loss)	(45,387)	43,558	(19,017)	64,381
Other income (expense)
Interest income	1,258	534	1,811	862
Interest expense	(11,684)	(13,496)	(22,961)	(27,031)
Other income (expense), net	(1,873)	(2,060)	(807)	(3,704)
Total other income (expense)	(12,299)	(15,022)	(21,957)	(29,873)
Income (loss) before income taxes	(57,686)	28,536	(40,974)	34,508
Income tax provision	(4,801)	(8,419)	(12,351)	(14,540)
Net income (loss)	(62,487)	20,117	(53,325)	19,968
Net income attributable to noncontrolling interests	315	671	793	2,429
Net income (loss) attributable to Itron, Inc.	$ (62,802)	$ 19,446	$ (54,118)	$ 17,539
Earnings (loss) per common share - Basic (in dollars per share)	$ (1.56)	$ 0.49	$ (1.35)	$ 0.44
Earnings (loss) per common share - Diluted (in dollars per share)	$ (1.56)	$ 0.49	$ (1.35)	$ 0.44
Weighted average common shares outstanding - Basic (in shares)	40,216	39,389	40,130	39,523
Weighted average common shares outstanding - Diluted (in shares)	40,216	39,686	40,130	39,875
Gain (Loss) on Disposition of Other Assets	$ 56,915	$ 0	$ 56,915	$ 0
Product [Member]
Revenues
Revenues	438,985	566,047	967,122	1,110,897
Cost of revenues
Cost of revenues	329,293	401,033	713,974	787,135
Service [Member]
Revenues
Revenues	70,609	68,990	140,887	138,716
Cost of revenues
Cost of revenues	$ 41,784	$ 42,790	$ 83,952	$ 84,001