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CONSOLIDATED STATEMENTS OF CASH FLOWS $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2020 USD ($) | Dec. 31, 2019 USD ($) | Dec. 31, 2018 USD ($)
Cash flows from operating activities: |  |  |
Net income | $ 346.2 | $ 241.7 | $ 206.9
Adjustments to reconcile net income to net cash provided by operating activities: |  |  |
Depreciation | 104.7 | 100.0 | 101.7
Amortization | 4.4 | 3.4 | 2.7
Stock-based compensation | 34.0 | 24.4 | 15.1
Non-cash restructuring charges | 0.0 | 2.3 | 2.2
Pension settlement charge | 3.7 | 3.5 | 0.0
Contingent consideration payments in excess of acquisition-date liability | (0.9) | (0.5) | (0.6)
Fixed asset impairments and sale of equipment, net | 7.7 | 0.8 | 1.8
Deferred income taxes | (5.8) | 15.3 | 0.9
Pension and other retirement plans, net | 4.6 | (2.6) | (7.9)
Equity in undistributed earnings of affiliates, net of dividends | (15.8) | (6.7) | (5.9)
Changes in assets and liabilities: |  |  |
Increase in accounts receivable | (46.6) | (33.3) | (43.8)
Increase in inventories | (73.7) | (18.6) | (7.0)
Decrease (increase) in other current assets | 5.5 | 2.6 | (6.2)
Increase in accounts payable | 36.6 | 25.3 | 0.4
Changes in other assets and liabilities | 67.9 | 9.6 | 28.3
Net cash provided by operating activities | 472.5 | 367.2 | 288.6
Cash flows from investing activities: |  |  |
Capital expenditures | (174.4) | (126.4) | (104.7)
Purchase of investment in affiliated companies | 0.0 | (85.1) | 0.0
Acquisition of business | 0.0 | (18.9) | 0.0
Other, net | (5.1) | 2.4 | 3.9
Net cash used in investing activities | (179.5) | (228.0) | (100.8)
Cash flows from financing activities: |  |  |
Borrowings under revolving credit agreements | 0.0 | 108.5 | 0.0
Repayments under revolving credit agreements | 0.0 | (136.3) | 0.0
Issuance of long-term debt | 0.0 | 90.0 | 0.0
Debt issuance cost | 0.0 | (1.2) | 0.0
Repayments of long-term debt | (2.3) | (0.1) | (0.1)
Dividend payments | (48.1) | (45.1) | (42.1)
Proceeds from stock-based compensation awards | 22.4 | 25.1 | 27.4
Employee stock purchase plan contributions | 6.4 | 5.4 | 4.9
Shares purchased under share repurchase programs | (115.5) | (83.1) | (70.8)
Net cash used in financing activities | (137.1) | (36.8) | (80.7)
Effect of exchange rates on cash | 20.5 | (0.7) | (5.6)
Net increase in cash and cash equivalents | 176.4 | 101.7 | 101.5
Cash, including cash equivalents at beginning of period | 439.1 | 337.4 | 235.9
Cash, including cash equivalents at end of period | 615.5 | 439.1 | 337.4
Supplemental cash flow information: |  |  |
Interest paid, net of amounts capitalized | 8.1 | 8.6 | 8.4
Income taxes paid, net | 48.4 | 47.5 | 42.0
Accrued capital expenditures | 31.3 | 17.0 | 15.0
Dividends declared, not paid | 12.6 | 11.8 | 11.3
Purchase of investment in affiliated companies, treasury stock | $ 0.0 | $ 4.9 | $ 0.0

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- Definition Amount of cash outflow, not made soon after acquisition date of business combination, to settle contingent consideration liability exceeding amount recognized at acquisition date. Includes, but is not limited to, measurement period adjustment and less amount paid soon after acquisition date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 17 -Subparagraph (ee) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3367-108585 + Details
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- Definition Amount of cash (inflow) outflow from investing activities classified as other. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 3 -Subparagraph (SX 210.12-04(a)) -URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e24072-122690 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3213-108585 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3179-108585 + Details
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- Definition The cash outflow to reacquire common stock during the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3291-108585 + Details
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- Definition The cash outflow paid to third parties in connection with debt origination, which will be amortized over the remaining maturity period of the associated long-term debt. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3291-108585 + Details
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- Definition Amount of cash outflow in the form of ordinary dividends to common shareholders of the parent entity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3291-108585 + Details
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- Definition The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (b)(1) -URI http://asc.fasb.org/extlink&oid=120321790&loc=d3e6927-128479 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3213-108585 + Details
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- Definition The cash outflow associated with the acquisition of or advances to an entity that is related to it but not strictly controlled (for example, an unconsolidated subsidiary, affiliate, and joint venture or equity method investment) or the acquisition of an additional interest in a subsidiary (controlled entity). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3213-108585 + Details
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- Definition The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3213-108585 + Details
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- Definition Amount of cash inflow from issuance of long-term debt classified as other. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3255-108585 + Details
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