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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2020 | Mar. 31, 2019
Cash flows from operating activities: |  |
Net income | $ 74.3 | $ 55.4
Adjustments to reconcile net income to net cash provided by operating activities: |  |
Depreciation | 24.9 | 24.9
Amortization | 1.1 | 0.6
Stock-based compensation | 5.4 | 6.2
Non-cash restructuring charges | 0.0 | 0.3
Pension settlement charge | 1.4 | 0.0
Contingent consideration payments in excess of acquisition-date liability | (0.1) | (0.2)
Other non-cash items, net | (4.3) | (0.8)
Changes in assets and liabilities | (45.6) | (38.8)
Net cash provided by operating activities | 57.1 | 47.6
Cash flows from investing activities: |  |
Capital expenditures | (32.1) | (28.8)
Other, net | 0.2 | 0.1
Net cash used in investing activities | (31.9) | (28.7)
Cash flows from financing activities: |  |
Borrowings under revolving credit agreements | 0.0 | 28.0
Repayments under revolving credit agreements | 0.0 | (28.0)
Repayments of Long-term Debt | (0.6) | 0.0
Issuance of long-term debt | 0.0 | (0.8)
Dividend payments | (11.8) | (11.1)
Proceeds from stock-based compensation awards | 6.3 | 3.3
Employee stock purchase plan contributions | 1.3 | 1.2
Shares purchased under share repurchase programs | (115.5) | (83.1)
Net cash used in financing activities | (120.3) | (90.5)
Effect of exchange rates on cash | (8.7) | (0.3)
Net decrease in cash and cash equivalents | (103.8) | (71.9)
Cash and cash equivalents at beginning of period | 439.1 | 337.4
Cash and cash equivalents at end of period | $ 335.3 | $ 265.5

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