Summary of Significant Accounting Policies and Estimates (Tables)


	December 31, 2024		September 30, 2024
Controlling Interest Ownership	71.61	%	71.53	%
Non-Controlling Interest Ownership (AES)	28.39	%	28.47	%

The following table provides a reconciliation of cash, cash equivalents, and restricted cash at the end of each respective period as shown in the Company’s condensed consolidated balance sheets.


in thousands	December 31, 2024		September 30, 2024
Cash and cash equivalents	$	607,356	$	448,685
Restricted cash	24,384		46,089
Restricted cash included in “Other non-current assets”	22,669		23,932
Total cash, cash equivalents and restricted cash	$	654,409	$	518,706

Restricted cash at the end of each respective period consisted of the following:


in thousands	December 31, 2024		September 30, 2024
Collateral for credit card program	$	2,406	$	2,757
Collateral for outstanding bank guarantees	11,612		31,360
Collateral for surety program	9,662		9,551
Term deposits	704		2,421
Collateral for surety program included in “Other non-current assets”	22,669		23,932
Total restricted cash	$	47,053	$	70,021

The following table presents accounting standards adopted during the three months ended December 31, 2024.


Standard	Description	Period of Adoption	Effect on the financial statements and other significant matters
Accounting Standards Update (“ASU”) No. 2024-04: Debt—Debt with Conversion and Other Options (Subtopic 470-20): Induced Conversions of Convertible Debt Instruments	ASU 2024-04 clarifies the requirements for determining whether certain settlements of convertible debt instruments should be accounted for as an induced conversion.	As of the three months ended December 31, 2024.	The new standard was early adopted by the Company and applied for the Company’s 2030 Convertible Senior Notes. Refer to “Note 12 – Convertible Senior Notes” for further details. The new standard did not have an impact on the condensed consolidated financial statements.

Recent Accounting Standards Not Yet Adopted

The following table presents accounting standards not yet adopted:


Standard	Description	Required date of adoption	Effect on the financial statements and other significant matters
ASU No. 2023-07: Segment Reporting (Topic 280): Improvements to Reportable Segment Disclosures	ASU 2023-07 requires disclosure of incremental segment information on an annual and interim basis for all public entities to enable investors to develop more decision-useful financial analyses. The update requires other specified segment items and amounts, such as depreciation, amortization, and depletion expense, to be disclosed under certain circumstances. The amendments in this update do not change or remove those disclosure requirements. The amendments in this update also do not change how a public entity identifies its operating segments, aggregates those operating segments, or applies the quantitative thresholds to determine its reportable segments.	ASU 2023-07 is effective for the Company’s annual report for fiscal year ending September 30, 2025.	The Company is evaluating the impact that this guidance will have on its disclosures. The Company only has one reportable segment.
ASU No. 2023-09: Income Taxes (Topic 740): Improvements to Income Tax Disclosures	ASU 2023-09 adopts certain amendments to improve the effectiveness of income tax disclosures, including jurisdictional information, by requiring (1) consistent categories and greater disaggregation of information in the rate reconciliation, and (2) income taxes paid, disaggregated by jurisdiction.	ASU 2023-09 is effective for the Company’s annual report for fiscal year ending September 30, 2026.	The Company is evaluating the impact this guidance will have on income tax disclosures.
SEC Final Rule Release Nos. 33-11275; 34-99678: The Enhancement and Standardization of Climate-Related Disclosures for Investors	SEC Final Rule Release Nos. 33-11275; 34-99678 requires registrants to provide certain climate-related information in their registration statements and annual reports, including climate-related risks that have materially impacted, or are reasonably likely to have a material impact on, its business strategy, results of operations, or financial condition. In addition, certain disclosures related to severe weather events and other natural conditions will be required in registrants’ annual reports.	SEC Final Rule Release Nos. 33-11275; 34-99678 is effective for the Company’s annual report for fiscal year ending September 30, 2026.	The Company is evaluating the impact this guidance will have on climate-related disclosures.
ASU No. 2024-03: Income Statement—Reporting Comprehensive Income—Expense Disaggregation Disclosures (Subtopic 220-40): Disaggregation of Income Statement Expenses	ASU 2024-03 requires disclosure of qualitative and quantitative information about certain costs and expenses in the notes to the financial statements on an interim and annual basis.	ASU 2024-03 is effective for the Company’s annual report for fiscal year ending September 30, 2028.	The Company is evaluating the impact this guidance will have on its disclosures.