Consolidated Statements of Cash Flows - USD ($) $ in Millions		6 Months Ended
		Jun. 30, 2015	Jun. 30, 2014
Cash Flows from Operating Activities
Net income		$ 52.4	$ 35.4
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	[1]	17.3	14.6
Adjustment to fair value of contingent consideration		(23.1)	0.0
Deferred taxes		10.5	0.8
Excess tax benefit from stock-based payment arrangements		(0.7)	(0.6)
Cash contributions to defined benefit pension plans		(5.2)	(5.8)
Non-cash expense of defined benefit pension plans		0.3	2.0
Stock option compensation		1.8	1.2
Changes in assets and liabilities, net of effects of acquired and divested companies:
Trade and other accounts receivable		21.7	18.6
Inventories		1.5	(13.3)
Prepaid expenses		1.6	2.0
Accounts payable and accrued liabilities		(23.1)	(22.9)
Accrued income taxes		0.5	6.3
Plant closure provisions		1.4	(0.8)
Unrecognized tax benefits		0.1	(4.0)
Other non-current assets and liabilities		(1.9)	0.3
Net cash provided by operating activities		55.1	33.8
Cash Flows from Investing Activities
Capital expenditures		(7.3)	(5.9)
Business combinations, net of cash acquired		0.0	0.3
Internally developed software		(5.1)	(3.0)
Purchase of short-term investments		(3.7)	(3.3)
Sale of short-term investments		3.0	4.1
Net cash used in investing activities		(13.1)	(7.8)
Cash Flows from Financing Activities
Non-controlling interest		0.4	0.0
Repayments of revolving credit facility		0.0	(8.0)
Repayments of term loans		(0.4)	(0.5)
Excess tax benefit from stock-based payment arrangements		0.7	0.6
Dividend paid		(7.3)	(6.6)
Issue of treasury stock		0.7	0.4
Repurchase of common stock		(11.4)	(0.8)
Net cash used in financing activities		(17.3)	(14.9)
Effect of foreign currency exchange rate changes on cash		(0.9)	0.1
Net change in cash and cash equivalents		23.8	11.2
Cash and cash equivalents at beginning of period		41.6	80.2
Reclassification of cash to assets held for sale		(1.1)	0.0
Cash and cash equivalents at end of period		$ 64.3	$ 91.4

[1] Amortization of deferred finance costs of $0.4 million (2014 - $0.4 million) are included in depreciation and amortization in the cash flow statement but in interest expense in the income statement.