Business	12 Months Ended
Sep. 30, 2022
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Business	1. Business BrightView Holdings, Inc. (the “Company” and, collectively with its consolidated subsidiaries, “BrightView”) provides landscape maintenance and enhancements, landscape development, snow removal and other landscape related services for commercial customers throughout the United States. BrightView is aligned into two reportable segments: Maintenance Services and Development Services. Prior to its initial public offering completed in July 2018 (the “IPO”), the Company was a wholly-owned subsidiary of BrightView Parent L.P. (“Parent”), an affiliate of KKR & Co. Inc. (“KKR”). The Parent and Company were formed through a series of transactions entered into by KKR to acquire the Company on December 18, 2013 (the “KKR Acquisition”). The Parent was dissolved in August 2018 following the IPO. Basis of Presentation These consolidated financial statements have been prepared by the Company in accordance with accounting principles generally accepted in the United States of America (“GAAP”) and include the accounts of the Company and its wholly-owned subsidiaries which are directly or indirectly owned by the Company. Results of acquired companies are included in the consolidated financial statements from the effective date of the acquisition. All intercompany transactions and account balances have been eliminated. Use of Estimates The preparation of the consolidated financial statements in conformity with GAAP requires management to make estimates and assumptions that affect the reported amounts of assets and liabilities and disclosure of contingent assets and liabilities at the date of the consolidated financial statements and the reported amounts of revenues and expenses during the period. On an ongoing basis, management reviews its estimates, including those related to allowances for doubtful accounts, revenue recognition, self-insurance reserves, estimates related to the Company’s assessment of goodwill for impairment, useful lives for depreciation and amortization, realizability of deferred tax assets, and litigation based on currently available information. Changes in facts and circumstances may result in revised estimates and actual results may differ from estimates.

Business

12 Months Ended

Sep. 30, 2022

Organization, Consolidation and Presentation of Financial Statements [Abstract]

1. Business

BrightView Holdings, Inc. (the “Company” and, collectively with its consolidated subsidiaries, “BrightView”) provides landscape maintenance and enhancements, landscape development, snow removal and other landscape related services for commercial customers throughout the United States. BrightView is aligned into two reportable segments: Maintenance Services and Development Services. Prior to its initial public offering completed in July 2018 (the “IPO”), the Company was a wholly-owned subsidiary of BrightView Parent L.P. (“Parent”), an affiliate of KKR & Co. Inc. (“KKR”). The Parent and Company were formed through a series of transactions entered into by KKR to acquire the Company on December 18, 2013 (the “KKR Acquisition”). The Parent was dissolved in August 2018 following the IPO.

Basis of Presentation

These consolidated financial statements have been prepared by the Company in accordance with accounting principles generally accepted in the United States of America (“GAAP”) and include the accounts of the Company and its wholly-owned subsidiaries which are directly or indirectly owned by the Company. Results of acquired companies are included in the consolidated financial statements from the effective date of the acquisition. All intercompany transactions and account balances have been eliminated.

Use of Estimates

The preparation of the consolidated financial statements in conformity with GAAP requires management to make estimates and assumptions that affect the reported amounts of assets and liabilities and disclosure of contingent assets and liabilities at the date of the consolidated financial statements and the reported amounts of revenues and expenses during the period. On an ongoing basis, management reviews its estimates, including those related to allowances for doubtful accounts, revenue recognition, self-insurance reserves, estimates related to the Company’s assessment of goodwill for impairment, useful lives for depreciation and amortization, realizability of deferred tax assets, and litigation based on currently available information. Changes in facts and circumstances may result in revised estimates and actual results may differ from estimates.