Acquisition (Tables)

12 Months Ended

Dec. 31, 2011

Servicio Pan Americano de Proteccion, S.A. de C.V.[Member]

Business Acquisition [Line Items]

Schedule of Fair Value of Purchase Consideration [Table Text Block]

		Estimated Fair	Purchase	Revised Fair
		Value at	Price	Value as of
(In millions)		November 17, 2010	Adjustments (a)	November 17, 2010
Fair value of purchase consideration
Cash paid for 78.89% of shares	$	59.8	(1.1)	58.7
Fair value of noncontrolling interest		0.1	(0.1)	-
Fair value of previously held 20.86% noncontrolling interest		9.7	-	9.7
Fair value of purchase consideration	$	69.6	(1.2)	68.4

Threshold [Member]

Business Acquisition [Line Items]

Schedule of Purchase Price Allocation [Table Text Block]

		Amounts Recognized as of	Measurement	Amounts Recognized as of
		Acquisition Date	Period	Acquisition Date
(In millions)		(Provisional) (a)	Adjustments (b)	(Final)
Fair value of net assets acquired
Cash	$	12.2	(0.1)	12.1
Accounts receivable		58.8	-	58.8
Other current assets		12.3	(0.9)	11.4
Property and equipment, net		106.4	-	106.4
Indefinite-lived intangible asset (trade name)		12.1	-	12.1
Other noncurrent assets		18.7	-	18.7
Current liabilities		(75.1)	(0.8)	(75.9)
Noncurrent liabilities		(70.7)	2.7	(68.0)
Fair value of net assets acquired		74.7	0.9	75.6
Less: Fair value of purchase consideration		69.6	(1.2)	68.4
Bargain purchase gain	$	5.1	2.1	7.2

		Amounts Recognized as of	Measurement	Amounts Recognized as of
		Acquisition Date	Period	Acquisition Date
(In millions)		(Provisional) (a)	Adjustments (b)	(Final)
Cash	$	0.5	-	0.5
Accounts receivable		5.0	-	5.0
Other current assets		2.5	-	2.5
Property and equipment, net		10.6	5.8	16.4
Identifiable intangible assets		16.3	(5.1)	11.2
Goodwill (c)		12.9	0.4	13.3
Current liabilities		(4.2)	(0.8)	(5.0)
Noncurrent liabilities		(4.8)	(0.3)	(5.1)
Fair value of net assets acquired	$	38.8	-	38.8