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CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $)
In Millions, unless otherwise specified
12 Months Ended
Dec. 31, 2011
Dec. 31, 2010
Dec. 31, 2009
Cash flows from operating activities:      
Net income $ 75.5 $ 65.3 $ 72.6
Adjustments to reconcile net income to net cash provided by operating activities of continuing operations:      
Depreciation 71.1 68.8 63.9
Amortization 4.6 4.4 4.2
Stock-based compensation 8.4 7.8 7.5
(Gain) loss on sales of equipment (0.2) 0.7 0.9
Asset impairments 0 4.4 5.8
Deferred income taxes 2.9 (1.8) (4.8)
Pension and other retirement plans, net (4.5) 5.4 5.9
Equity in undistributed earnings of affiliates, net of dividends (6.0) (4.2) (2.7)
Changes in assets and liabilities, net of acquisitions:      
(Increase) decrease in accounts receivable (25.5) 9.4 (6.0)
Increase in inventories (9.3) (20.7) (6.4)
Increase in other current assets (3.1) (3.9) (0.1)
Increase (decrease) in accounts payable 24.6 (0.3) (0.7)
Changes in other assets and liabilities (7.8) 3.0 (2.4)
Net cash provided by operating activities 130.7 138.3 137.7
Cash flows from investing activities:      
Capital expenditures (95.4) (71.1) (104.9)
Acquisition of patents and other long-term assets (1.4) (2.7) (2.9)
Acquisition of businesses, net of cash acquired 0 (3.7) (16.9)
Sales of investments 15.6 8.9 5.3
Purchases of investments (41.2) (7.2) (2.7)
Other, net 1.9 1.8 0.2
Net cash used in investing activities (120.5) (74.0) (121.9)
Cash flows from financing activities:      
Borrowings under revolving credit agreements 193.4 26.6 16.4
Repayments under revolving credit agreements (199.9) (39.8) (22.3)
Debt issuance costs (0.3) (1.7) 0
Changes in other debt, including overdrafts (0.5) (1.1) (4.3)
Dividend payments (23.2) (21.7) (20.1)
Issuance of common stock from treasury 5.8 3.7 5.0
Excess tax benefit from employee stock plans 3.5 2.1 4.0
Shares repurchased for employee tax withholdings (3.5) (2.1) (1.3)
Net cash used in financing activities (24.7) (34.0) (22.6)
Effect of exchange rates on cash (3.9) (3.2) 2.7
Net (decrease) increase in cash and cash equivalents (18.4) 27.1 (4.1)
Cash and cash equivalents at beginning of period 110.2 83.1 87.2
Cash and cash equivalents at end of period 91.8 110.2 83.1
Supplemental cash flow information:      
Interest paid, net of amounts capitalized 18.2 16.8 15.5
Income taxes paid, net 20.4 16.5 19.0
Accrued capital expenditures 33.8 7.1 9.9
Dividends declared, not paid $ 6.1 $ 5.7 $ 5.3