Accumulated Other Comprehensive Income (Tables)

12 Months Ended

Dec. 31, 2011

Components Of Accumulated Other Comprehensive Income Loss Net Of Tax [Abstract]

Accumulated Other Comprehensive Income Loss [Text Block]

Note ##AOCI. Accumulated Other Comprehensive Income (Loss)
The components of accumulated other comprehensive income (loss), net of tax, at December 31, 2011 and 2010 were as follows:
(in millions)	2011		2010
Attributable to ATI
Pension plans and other postretirement benefits	$	(932.6)	$	(655.5)
Foreign currency translation		(9.0)		(5.9)
Equity securities		(0.1)		-
Derivative financial instruments		0.1		(3.7)
Accumulated other comprehensive income (loss) attributable to ATI	$	(941.6)	$	(665.1)
Attributable to noncontrolling interests
Foreign currency translation	$	21.8	$	16.0
Accumulated other comprehensive income attributable to noncontrolling interests	$	21.8	$	16.0

Other comprehensive income (loss) amounts are net of applicable income tax expense (benefit) for each year presented. Foreign currency translation adjustments, including those pertaining to noncontrolling interests, are generally not adjusted for income taxes as they relate to indefinite investments in non-U.S. subsidiaries.