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STATEMENTS OF CONSOLIDATED CASH FLOWS - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Cash flows from operating activities: |  |  |
Net income (loss) | $ 47.2 | $ (29.6) | $ (18.5)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities: |  |  |
Depreciation of property, plant and equipment | 103.3 | 97.6 | 82.5
Amortization of definite-lived intangible assets | 5.3 | 9.3 | 9.0
Amortization of debt premium and debt issuance costs | 2.2 | 2.3 | 2.1
Deferred income taxes | 7.5 | (12.0) | (11.4)
Non-cash equity compensation | 16.1 | 14.3 | 12.9
Non-cash asset impairment charges |  | 23.7 |
Loss on extinguishment of debt |  |  | 35.9
Gain on disposition of property, plant and equipment | (13.8) | (6.0) | (0.5)
Gain on reimbursement on certain machinery and equipment - Note 13 |  | (6.0) |
Non-cash defined benefit net periodic postretirement benefit cost | 13.4 | 13.1 | 9.4
Changes in operating assets and liabilities, net of effects of acquisition: |  |  |
Trade and other receivables | 33.1 | 15.0 | (90.3)
Contract assets | 0.1 | 4.6 | (27.1)
Inventories | 48.2 | (120.8) | (43.5)
Prepaid expenses and other current assets | (2.8) | (1.5) | (0.9)
Accounts payable | (43.0) | (61.2) | 112.5
Accrued liabilities | 6.6 | 4.4 | 17.3
Annual variable cash contributions to Salaried VEBA |  |  | (1.7)
Long-term assets and liabilities, net | (11.5) | (10.3) | (8.3)
Net cash provided by (used in) operating activities | 211.9 | (63.1) | 79.4
Cash flows from investing activities: |  |  |
Capital expenditures | (143.2) | (142.5) | (58.0)
Purchase of equity securities | (0.3) | (0.3) | (0.4)
Proceeds from sale of equity securities | 0.1 |  |
Cash payment for acquisition of Warrick, net of cash received – Note 4 |  |  | (609.2)
Proceeds from reimbursement on certain machinery and equipment - Note 13 |  | 6.0 |
Proceeds from disposition of property, plant and equipment | 15.2 | 11.0 | 1.8
Net cash used in investing activities | (128.2) | (125.8) | (665.8)
Cash flows from financing activities: |  |  |
Borrowings under the Revolving Credit Facility | 215.1 |  |
Repayment of borrowings under the Revolving Credit Facility | (215.1) |  |
Cash paid for debt issuance costs |  | (1.8) | (8.6)
Repayment of finance lease | (2.1) | (2.1) | (2.1)
Cancellation of shares to cover tax withholdings upon common shares issued | (1.8) | (2.8) | (2.6)
Cash dividends and dividend equivalents paid | (50.4) | (50.1) | (46.7)
Net cash (used in) provided by financing activities | (54.3) | (56.8) | 109.1
Net increase (decrease) in cash, cash equivalents and restricted cash during the period | 29.4 | (245.7) | (477.3)
Cash, cash equivalents and restricted cash at beginning of period | 71.3 | 317.0 | 794.3
Cash, cash equivalents and restricted cash at end of period | $ 100.7 | $ 71.3 | 317.0
6.50% Senior Notes |  |  |
Cash flows from financing activities: |  |  |
Repayment of principal and redemption premium of Senior Notes |  |  | (380.9)
4.50% Senior Notes |  |  |
Cash flows from financing activities: |  |  |
Issuance of Senior Notes |  |  | $ 550.0

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