Basis of Presentation and Nature of Operations	9 Months Ended
Jun. 30, 2017
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Basis of Presentation and Nature of Operations	Basis of Presentation and Nature of Operations Basis of Presentation Nexeo Solutions, Inc. (together with its subsidiaries, the “Company”) is the result of the business combination between WLRH and Holdings. WLRH was incorporated in Delaware on March 24, 2014 and was formed for the purpose of effecting a merger, capital stock exchange, asset acquisition, stock purchase, reorganization or similar business combination with one or more businesses. WLRH completed its IPO in June 2014, raising approximately $500.0 million in cash proceeds. WLRH neither engaged in any operations nor generated any revenue prior to the Business Combination. On the Closing Date, WLRH and Holdings and certain other parties consummated the Business Combination, pursuant to the Merger Agreement. In connection with the closing of the Business Combination, WLRH changed its name from “WL Ross Holding Corp.” to “Nexeo Solutions, Inc.” and changed the ticker symbol for its common stock on NASDAQ from “WLRH” to “NXEO”. The Company’s financial statement presentation distinguishes a “Predecessor” for the periods prior to the Closing Date and a “Successor” for the periods after the Closing Date. In the Business Combination, Holdings was identified as the acquiree and Predecessor and WLRH, subsequently renamed “Nexeo Solutions, Inc.”, was identified as the acquirer and Successor. The Successor periods in the condensed consolidated financial statements as of June 30, 2016 and for the three and nine months ended June 30, 2016 include 22 days (June 9, 2016 through June 30, 2016) of the combined operating results, as well as the full three and nine months ended June 30, 2016 of WLRH’s operating results, which reflect its financial activity including transaction costs and equity structure changes in preparation of the consummation of the Business Combination. As a result of the application of the acquisition method of accounting as of the Closing Date, the condensed consolidated financial statements for the Predecessor period and for the Successor period are presented on a different basis and are, therefore, not comparable. See Note 3 for further discussion of the Business Combination. The Predecessor periods in the condensed consolidated financial statements represent the operating results of Holdings and its subsidiaries prior to the Business Combination. The accompanying unaudited condensed consolidated financial statements have been prepared in accordance with U.S. GAAP for interim financial information. As such, they do not include all of the information and footnotes required by U.S. GAAP for complete financial statements. In the opinion of management, all adjustments (consisting of normal recurring adjustments, except as disclosed herein) considered necessary for a fair statement have been included. Results of operations for the three and nine months ended June 30, 2017 are not necessarily indicative of results to be expected for the fiscal year ending September 30, 2017. Quarterly financial data should be read in conjunction with the consolidated financial statements and accompanying notes for the fiscal year ended September 30, 2016 included in the Company's Annual Report on Form 10-K filed with the SEC on December 8, 2016. The consolidated financial data as of September 30, 2016 presented in these unaudited condensed consolidated financial statements were derived from the Company’s audited consolidated financial statements, but do not include all disclosures required by U.S. GAAP. Nature of Operations The Company is a global distributor of chemicals products in North America and Asia and plastics products in North America, EMEA and Asia. In connection with the distribution of chemicals products, the Company provides value-added services such as custom blending, packaging and re-packaging, private-label manufacturing and product testing in the form of chemical analysis, product performance analysis and product development. The Company also provides environmental services, including waste collection, recovery and arrangement for disposal services and recycling in North America, primarily in the U.S., through its Environmental Services line of business. The Company connects a large network of suppliers with a diverse base of customers. The Company offers its customers products used in a broad cross-section of end markets including household, industrial and institutional, lubricants, performance coatings (including architectural coatings, adhesives, sealants and elastomers), automotive, healthcare, personal care, oil and gas and construction. The Company distributes products internationally through a supply chain consisting of owned, leased or third-party warehouses, rail terminals and tank terminals globally. The Company has a private fleet of tractors and trailers, primarily located in North America.

Basis of Presentation and Nature of Operations

Basis of Presentation

Nexeo Solutions, Inc. (together with its subsidiaries, the “Company”) is the result of the business combination between WLRH and Holdings. WLRH was incorporated in Delaware on March 24, 2014 and was formed for the purpose of effecting a merger, capital stock exchange, asset acquisition, stock purchase, reorganization or similar business combination with one or more businesses. WLRH completed its IPO in June 2014, raising approximately $500.0 million in cash proceeds. WLRH neither engaged in any operations nor generated any revenue prior to the Business Combination.

On the Closing Date, WLRH and Holdings and certain other parties consummated the Business Combination, pursuant to the Merger Agreement. In connection with the closing of the Business Combination, WLRH changed its name from “WL Ross Holding Corp.” to “Nexeo Solutions, Inc.” and changed the ticker symbol for its common stock on NASDAQ from “WLRH” to “NXEO”.

The Company’s financial statement presentation distinguishes a “Predecessor” for the periods prior to the Closing Date and a “Successor” for the periods after the Closing Date. In the Business Combination, Holdings was identified as the acquiree and Predecessor and WLRH, subsequently renamed “Nexeo Solutions, Inc.”, was identified as the acquirer and Successor. The Successor periods in the condensed consolidated financial statements as of June 30, 2016 and for the three and nine months ended June 30, 2016 include 22 days (June 9, 2016 through June 30, 2016) of the combined operating results, as well as the full three and nine months ended June 30, 2016 of WLRH’s operating results, which reflect its financial activity including transaction costs and equity structure changes in preparation of the consummation of the Business Combination. As a result of the application of the acquisition method of accounting as of the Closing Date, the condensed consolidated financial statements for the Predecessor period and for the Successor period are presented on a different basis and are, therefore, not comparable. See Note 3 for further discussion of the Business Combination.

The Predecessor periods in the condensed consolidated financial statements represent the operating results of Holdings and its subsidiaries prior to the Business Combination.

The accompanying unaudited condensed consolidated financial statements have been prepared in accordance with U.S. GAAP for interim financial information. As such, they do not include all of the information and footnotes required by U.S. GAAP for complete financial statements. In the opinion of management, all adjustments (consisting of normal recurring adjustments, except as disclosed herein) considered necessary for a fair statement have been included. Results of operations for the three and nine months ended June 30, 2017 are not necessarily indicative of results to be expected for the fiscal year ending September 30, 2017. Quarterly financial data should be read in conjunction with the consolidated financial statements and accompanying notes for the fiscal year ended September 30, 2016 included in the Company's Annual Report on Form 10-K filed with the SEC on December 8, 2016.

The consolidated financial data as of September 30, 2016 presented in these unaudited condensed consolidated financial statements were derived from the Company’s audited consolidated financial statements, but do not include all disclosures required by U.S. GAAP.

Nature of Operations

The Company is a global distributor of chemicals products in North America and Asia and plastics products in North America, EMEA and Asia. In connection with the distribution of chemicals products, the Company provides value-added services such as custom blending, packaging and re-packaging, private-label manufacturing and product testing in the form of chemical analysis, product performance analysis and product development. The Company also provides environmental services, including waste collection, recovery and arrangement for disposal services and recycling in North America, primarily in the U.S., through its Environmental Services line of business.

The Company connects a large network of suppliers with a diverse base of customers. The Company offers its customers products used in a broad cross-section of end markets including household, industrial and institutional, lubricants, performance coatings (including architectural coatings, adhesives, sealants and elastomers), automotive, healthcare, personal care, oil and gas and construction. The Company distributes products internationally through a supply chain consisting of owned, leased or third-party warehouses, rail terminals and tank terminals globally. The Company has a private fleet of tractors and trailers, primarily located in North America.