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STATEMENTS OF CONSOLIDATED CASH FLOWS - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Cash flows from operating activities: |  |  |
Net (loss) income | $ (29.6) | $ (18.5) | $ 28.8
Adjustments to reconcile net (loss) income to net cash provided by operating activities: |  |  |
Depreciation of property, plant and equipment | 97.6 | 82.5 | 49.3
Amortization of definite-lived intangible assets | 9.3 | 9.0 | 2.9
Amortization of debt premium and debt issuance costs | 2.3 | 2.1 | 2.0
Deferred income taxes | (12.0) | (11.4) | 15.2
Non-cash equity compensation | 14.3 | 12.9 | 10.0
Non-cash asset impairment charges | 23.7 |  | 0.5
Loss on extinguishment of debt |  | 35.9 |
(Gain) loss on disposition of property, plant and equipment | (6.0) | (0.5) | 0.2
Gain on reimbursement on certain machinery and equipment - Note 13 | (6.0) |  |
Loss (gain) on disposition of short-term investments |  |  | (0.7)
Non-cash defined benefit net periodic postretirement benefit cost | 13.1 | 9.4 | 5.2
Changes in operating assets and liabilities, net of effects of acquisition: |  |  |
Trade and other receivables | 15.0 | (90.3) | 60.8
Contract assets | 4.6 | (27.1) | 18.5
Inventories | (120.8) | (43.5) | 25.6
Prepaid expenses and other current assets | (1.5) | (0.9) | (6.8)
Accounts payable | (61.2) | 112.5 | (5.9)
Accrued liabilities | 4.4 | 17.3 | (0.6)
Annual variable cash contributions to Salaried VEBA |  | (1.7) | (2.9)
Long-term assets and liabilities, net | (10.3) | (8.3) | 4.8
Net cash (used in) provided by operating activities | (63.1) | 79.4 | 206.9
Cash flows from investing activities: |  |  |
Capital expenditures | (142.5) | (58.0) | (51.9)
Purchase of short-term investments |  |  | (39.1)
Purchase of equity securities | (0.3) | (0.4) | (0.5)
Proceeds from disposition of short-term investments |  |  | 118.1
Cash payment for acquisition of Warrick, net of cash received – Note 4 |  | (609.2) |
Gain on reimbursement on certain machinery and equipment - Note 13 | 6.0 |  |
Proceeds from disposal of property, plant and equipment | 11.0 | 1.8 | 0.3
Net cash (used in) provided by investing activities | (125.8) | (665.8) | 26.9
Cash flows from financing activities: |  |  |
Cash paid for debt issuance costs | (1.8) | (8.6) | (6.2)
Repayment of finance lease | (2.1) | (2.1) | (1.7)
Cancellation of shares to cover employees' tax withholdings upon vesting of non-vested shares | (2.8) | (2.6) | (4.3)
Repurchase of common stock |  |  | (12.5)
Cash dividends and dividend equivalents paid | (50.1) | (46.7) | (43.4)
Net cash (used in) provided by financing activities | (56.8) | 109.1 | 281.9
Net (decrease) increase in cash, cash equivalents and restricted cash during the period | (245.7) | (477.3) | 515.7
Cash, cash equivalents and restricted cash at beginning of period | 317.0 | 794.3 | 278.6
Cash, cash equivalents and restricted cash at end of period | $ 71.3 | 317.0 | 794.3
6.50% Senior Notes |  |  |
Cash flows from financing activities: |  |  |
Repayment of principal and redemption premium of Senior Notes |  | (380.9) |
Issuance of Senior Notes |  |  | $ 350.0
4.50% Senior Notes |  |  |
Cash flows from financing activities: |  |  |
Issuance of Senior Notes |  | $ 550.0 |

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