Consolidated Statements of Comprehensive Income (Loss) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Net Income (loss)	$ 35,897	$ (515,337)	$ 93,760	$ (452,648)
Foreign currency translation adjustments	24,596	(80,625)	806	43,432
Net unrealized gain (loss) on derivative instruments, designated as cash flow hedges	(828)	2,086	(1,677)	1,922
Net unrealized gain (loss) on nonderivative hedging instruments	0	408	0	(8,854)
Net hedging (gain) loss reclassified into net income	0	(176)	0	2,598
Pension plan benefit liability adjustment	(5)	22	40	(506)
Total other comprehensive income (loss), net of tax	23,763	(78,285)	(831)	38,592
Total comprehensive income (loss), net of tax	59,660	(593,622)	92,929	(414,056)
Net income attributable to noncontrolling interests	550	1,745	1,445	2,878
Foreign currency translation adjustments	69	(442)	109	71
Amounts attributable to noncontrolling interest	619	1,303	1,554	2,949
Comprehensive income (loss) attributable to Itron, Inc.	$ 59,041	$ (594,925)	$ 91,375	$ (417,005)