Fair Value of Financial Instruments (Tables)

12 Months Ended

Dec. 31, 2014

Fair value of financial instruments [Abstract]

Fixed Rate Debt [Table Text Block]

			December 31,
(In millions)			2014	2013
Unsecured notes issued in a private placement
	Carrying value	$	100.0	100.0
	Fair value		105.6	105.8
DTA bonds(a)
	Carrying value		-	43.2
	Fair value		-	42.8

Redeemed in 2014