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Condensed Consolidated Statements Of Cash Flows - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2024 | Mar. 31, 2023
OPERATING ACTIVITIES |  |
Net income | $ 25.5 | $ 48.6
Adjustments to reconcile net income to net cash provided by operating activities: |  |
Depreciation expense | 26.8 | 23.3
Share-based compensation expense | 8.0 | 5.7
Accretion of discount on the Notes Receivable from ARO | (7.0) | (7.0)
Equity in earnings of ARO | (2.4) | (3.3)
Deferred income tax expense | 2.0 | 4.6
Changes in contract liabilities | (7.0) | (20.8)
Changes in deferred costs | 2.2 | 0.5
Other | 1.9 | 0.3
Changes in other operating assets and liabilities | (21.3) | 100.8
Contributions to pension plans and other post-retirement benefits | (2.4) | (1.0)
Net cash provided by operating activities | 26.3 | 151.7
INVESTING ACTIVITIES |  |
Additions to property and equipment | (151.3) | (56.3)
Other | 0.0 | 0.1
Net cash used in investing activities | (151.3) | (56.2)
FINANCING ACTIVITIES |  |
Other | (1.6) | 0.0
Net cash used in financing activities | (1.6) | 0.0
INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS AND RESTRICTED CASH | (126.6) | 95.5
CASH AND CASH EQUIVALENTS AND RESTRICTED CASH, BEGINNING OF PERIOD | 635.7 | 748.5
CASH AND CASH EQUIVALENTS AND RESTRICTED CASH, END OF PERIOD | $ 509.1 | $ 844.0

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