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CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
CASH FLOWS FROM OPERATING ACTIVITIES: |  |  |
Net loss | $ (52.3) | $ (14.1) | $ (167.1)
Adjustments to reconcile net loss to net cash provided by (used in) operating activities: |  |  |
Lower of cost or NRV inventory adjustment | 0.0 | 39.6 | 0.0
Unrealized loss (gain) on derivative instruments | 87.1 | (201.5) | 102.9
Depreciation, depletion and amortization | 74.7 | 73.4 | 82.6
Change in deferred tax (benefit) provision | (30.8) | 44.2 | (30.6)
Asset impairment | 0.0 | 159.4 | 0.0
Other postretirement benefits gain, net | 0.0 | (8.9) | 0.0
Loss on early extinguishment of debt | 0.0 | 0.0 | 24.7
Other non-cash items - net | 3.4 | (22.8) | (1.7)
Change in operating assets and liabilities, net of acquisition: |  |  |
Accounts receivable - net | 36.9 | 13.7 | (16.2)
Non-trade receivables | 4.1 | 0.0 | 0.0
Manufacturing credit receivable | (59.3) | 0.0 | 0.0
Due from affiliates | (15.5) | 3.6 | 0.7
Inventories | 25.8 | (12.8) | (134.5)
Prepaid and other current assets | 2.9 | 5.6 | (13.4)
Accounts payable, trade | (19.4) | (15.8) | 44.8
Due to affiliates | 51.7 | (43.5) | 38.3
Accrued and other current liabilities | 0.0 | 8.8 | 5.0
Ravenswood retiree legal settlement | (2.0) | (2.0) | (2.0)
PBGC settlement | (4.5) | (2.4) | 0.0
Other - net | 2.8 | 1.4 | 1.8
Net cash provided by (used in) operating activities | 105.6 | 25.9 | (64.7)
CASH FLOWS FROM INVESTING ACTIVITIES: |  |  |
Purchase of property, plant and equipment | (95.0) | (86.3) | (83.0)
Proceeds from sale of property, plant and equipment | 25.7 | 0.8 | 0.4
Acquisition of subsidiary net of cash acquired | 11.5 | 0.0 | 0.0
Net cash used in investing activities | (57.8) | (85.5) | (82.6)
CASH FLOWS FROM FINANCING ACTIVITIES: |  |  |
Repayment of Senior Notes due 2025 | 0.0 | 0.0 | (250.0)
Early redemption and tender premiums paid | 0.0 | 0.0 | (18.1)
Proceeds from issuance of Senior Notes due 2028 | 0.0 | 0.0 | 250.0
Proceeds from issuance of Convertible Senior Notes | 0.0 | 0.0 | 86.3
Repayments under Hawesville Term Loan | 0.0 | 0.0 | (20.0)
Debt issuance cost | 0.0 | (1.5) | (7.4)
Purchase of capped calls related to Convertible Senior Notes | 0.0 | 0.0 | (5.7)
Carbon credit proceeds | 36.8 | 0.0 | 0.0
Net cash (used in) provided by financing activities | (13.0) | 74.4 | 103.7
CHANGE IN CASH, CASH EQUIVALENTS, AND RESTRICTED CASH | 34.8 | 14.8 | (43.6)
Cash, cash equivalents and restricted cash, beginning of year | 55.5 | 40.7 | 84.3
Cash, cash equivalents and restricted cash, end of year | 90.3 | 55.5 | 40.7
Cash paid for: |  |  |
Interest | 35.2 | 27.0 | 36.8
Taxes, net of refunds | 5.9 | 0.9 | 3.1
Non-cash investing activities: |  |  |
Capital expenditures | 10.7 | 3.7 | 7.1
Capitalized interest | 6.0 | 4.2 | 1.6
Vlissingen Facility Agreement |  |  |
CASH FLOWS FROM FINANCING ACTIVITIES: |  |  |
Borrowings under debt facilities | 10.0 | 0.0 | 0.0
U.S. and Iceland Revolving Credit Facilities |  |  |
CASH FLOWS FROM FINANCING ACTIVITIES: |  |  |
Borrowings under revolving credit facilities | 656.9 | 1,126.2 | 978.8
Repayments under revolving credit facilities | (758.2) | (1,114.8) | (910.2)
Casthouse Facility |  |  |
CASH FLOWS FROM FINANCING ACTIVITIES: |  |  |
Borrowings under debt facilities | 55.0 | 50.0 | 0.0
Iceland Term Facility |  |  |
CASH FLOWS FROM FINANCING ACTIVITIES: |  |  |
Borrowings under revolving credit facilities | 0.0 | 14.5 | 0.0
Repayments under revolving credit facilities | $ (13.5) | $ 0.0 | $ 0.0

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