Consolidated Statements of Cash Flows (USD $) In Millions, unless otherwise specified	9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011
Cash flows from operating activities:
Net income	$ 74.1	$ 73.6
Adjustments to reconcile net income to net cash provided (used) by operating activities:
(Income) loss from discontinued operations, net of tax	0	(3.0)
Depreciation and amortization	126.0	120.5
Share-based compensation expense	7.1	5.3
Deferred income taxes	(44.0)	(29.4)
Sales of available-for-sale securities	(2.8)	(4.4)
Sales of property and other assets	(7.7)	(1.2)
Business acquisitions and dispositions	(0.8)	(9.2)
Asset impairment charges	6.9	0.8
Retirement benefit funding (more) less than expense:
Pension	(10.3)	6.6
Other than pension	17.0	8.4
Other operating	12.3	8.8
Changes in operating assets and liabilities, net of effects of acquisitions:
Accounts receivable	(92.7)	(25.7)
Accounts payable, income taxes payable and accrued liabilities	53.5	38.2
Prepaid and other current assets	(11.5)	(24.1)
Other	2.2	3.4
Discontinued operations	0	1.4
Net cash provided by operating activities	129.3	170.0
Cash flows from investing activities:
Capital expenditures	(120.6)	(118.7)
Acquisitions	(17.1)	(3.0)
Available-for-sale secuirties:
Purchases	0	(0.5)
Sales	15.0	12.6
Cash proceeds from sale of property, equipment and investments	12.1	12.8
Cash settlements of foreign currency derivatives	0.6	0.1
Redemption of cash-surrender value of life insurance policies	6.2	0
Other	4.2	0
Net cash used by investing activities	(99.6)	(96.7)
Cash flows from financing activities:
Short-term debt	6.1	(14.8)
Long-term revolving credit facilities	26.5	(101.5)
Issuance of private placement notes	0	100.0
Borrowings	9.7	0
Repayments	(22.2)	(21.3)
Cash proceeds from sale-leaseback transactions	0	14.7
Acquisition of noncontrolling interests in subsidiaries	(5.9)	0
Debt financing costs	(1.5)	(0.7)
Dividends to:
Shareholders of Brink's	(14.2)	(14.0)
Noncontrolling interests in subsidiaries	(5.9)	(15.4)
Proceeds from exercise of stock options	0.3	5.1
Excess tax benefits associated with share-based compensation	0	1.1
Minimum tax withholdings associated with share-based compensation	(5.6)	(2.5)
Net cash used by financing activities	(12.7)	(49.3)
Effect of exchange rate changes on cash	2.8	(6.5)
Cash and cash equivalents:
Increase (decrease)	19.8	17.5
Balance at beginning of period	182.9	183.0
Balance at end of period	$ 202.7	$ 200.5