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v3.21.1

Consolidated Statements of Cash Flows - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2021 | Mar. 31, 2020 | Dec. 31, 2020
Operating Activities |  |  |
Net income | $ 55.3 | $ 89.3 |
Adjustments to reconcile net income (loss) to net cash provided by (required by) operating activities |  |  |
Depreciation and amortization | 51.0 | 39.4 |
Deferred and noncurrent income tax charges (credits) | 3.7 | 5.9 |
Accretion of asset retirement obligations | 0.6 | 0.6 | $ 2.3
Pretax (gains) losses from sale of assets | (0.2) | (0.1) |
Net (increase) decrease in noncash operating working capital | 108.0 | (25.7) |
Other operating activities - net | 11.4 | 4.3 |
Net cash provided by (required by) operating activities | 229.8 | 113.7 |
Investing Activities |  |  |
Property additions | (53.6) | (46.6) |
Payments for acquisition, net of cash acquired | (642.1) | 0.0 |
Proceeds from sale of assets | 0.3 | 0.2 |
Other investing activities - net | (0.9) | (0.8) |
Net cash provided by (required by) investing activities | (696.3) | (47.2) |
Financing Activities |  |  |
Purchase of treasury stock | (50.0) | (140.6) |
Dividends paid | (6.8) | 0.0 |
Borrowings of debt | 892.8 | 0.0 |
Repayments of debt | (214.4) | (0.3) |
Debt issuance costs | (8.8) | 0.0 |
Amounts related to share-based compensation | (5.8) | (5.6) |
Net cash provided by (required by) financing activities | 607.0 | (146.5) |
Net increase (decrease) in cash, cash equivalents, and restricted cash | 140.5 | (80.0) |
Cash, cash equivalents, and restricted cash at beginning of period | 163.6 | 280.3 | 280.3
Cash, cash equivalents, and restricted cash at end of period | $ 304.1 | $ 200.3 | $ 163.6

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