Fair Value Of Financial Instruments (Tables)

12 Months Ended

Dec. 31, 2011

Fair value of financial instruments [Abstract]

Available For Sale Securities [Text Block]

				December 31,
(In millions)				2011	2010
Cost
	Mutual funds		$	16.9	16.9
	Non-U.S. debt securities			-	3.6
	Equity securities			-	3.7
		Total	$	16.9	24.2
Gross Unrealized Gains
	Mutual funds			3.1	3.4
	Non-U.S. debt securities			-	-
	Equity securities			-	2.2
		Total		3.1	5.6
Gross Unrealized Losses
	Mutual funds			-	-
	Non-U.S. debt securities			-	(0.2)
	Equity securities			-	-
		Total		-	(0.2)
Fair Value
	Mutual funds		$	20.0	20.3
	Non-U.S. debt securities			-	3.4
	Equity securities			-	5.9
		Total	$	20.0	29.6

Fixed Rate Debt [Table Text Block]

The fair value and carrying value of our DTA bonds and of our unsecured notes are as follows:
			December 31,	December 31,
(In millions)			2011	2010
DTA bonds
	Carrying value	$	43.2	43.2
	Fair value		44.0	42.9
Unsecured notes issued in a private placement
	Carrying value		100.0	-
	Fair value		106.4	-

Fair Value, Assets Measured on Recurring Basis [Table Text Block]

				December 31,
(In millions)				2011	2010	2009
Beginning balance			$	3.4	3.1	-
	Total gain and (loss), realized and unrealized:
		Included in interest and other income		2.6	-	-
		Included in other comprehensive income (loss)		0.3	0.3	(0.6)
	Purchases			-	-	3.7
	Sales			(6.3)	-	-
Ending balance			$	-	3.4	3.1