CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Sep. 30, 2025	Sep. 30, 2024
Current Assets:
Cash and cash equivalents	$ 196,848	$ 217,341
Restricted cash	27,412	68,902
Short-term investments	21,496	292,919
Accounts receivable, net of allowance of $19,647 and $2,977, respectively	782,644	418,604
Inventories of materials and supplies, net	324,326	117,884
Prepaid expenses and other, net	97,518	76,419
Assets held-for-sale	15,231	0
Total current assets	1,465,475	1,192,069
Investments, net	68,198	100,567
Property, plant and equipment, net	4,313,074	3,016,277
Other Noncurrent Assets:
Goodwill	182,854	45,653
Intangible assets, net	485,540	54,147
Operating lease right-of-use assets	123,598	67,076
Restricted cash	1,640	1,242,417
Other assets, net	65,359	63,692
Total other noncurrent assets	858,991	1,472,985
Total assets	6,705,738	5,781,898
Current Liabilities:
Accounts payable	217,923	135,084
Dividends payable	25,199	25,024
Accrued liabilities	564,855	286,841
Current portion of long-term debt, net	6,859	0
Total current liabilities	814,836	446,949
Noncurrent Liabilities:
Long-term debt, net	2,057,084	1,782,182
Deferred income taxes	624,000	495,481
Retirement benefit obligation	109,864	6,524
Other	270,616	133,610
Total noncurrent liabilities	3,061,564	2,417,797
Commitments and Contingencies (Note 16)
Shareholders' Equity:
Common stock, $0.10 par value, 160,000,000 shares authorized, 112,222,865 shares issued as of September 30, 2025 and 2024, and 99,446,577 and 98,755,412 shares outstanding as of September 30, 2025 and 2024, respectively	11,222	11,222
Preferred stock, no par value, 1,000,000 shares authorized, no shares issued	0	0
Additional paid-in capital	513,050	518,083
Retained earnings	2,619,090	2,883,590
Accumulated other comprehensive income (loss)	44,964	(6,350)
Treasury stock, at cost, 12,776,288 shares and 13,467,453 shares as of September 30, 2025 and 2024, respectively	(463,536)	(489,393)
Non-controlling interest	104,548	0
Total shareholders’ equity	2,829,338	2,917,152
Total liabilities and shareholders' equity	$ 6,705,738	$ 5,781,898

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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- Definition

Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).