Financial Statements	3 Months Ended
Mar. 31, 2020
Accounting Policies [Abstract]
Financial Statements	NOTE 1: FINANCIAL STATEMENTS Ryerson Holding Corporation (“Ryerson Holding”), a Delaware corporation, is the parent company of Joseph T. Ryerson & Son, Inc. (“JT Ryerson”), a Delaware corporation. Affiliates of Platinum Equity, LLC (“Platinum”) own approximately 21,037,500 shares of our common stock, which is approximately 56% of our issued and outstanding common stock. We are a leading value-added processor and distributor of industrial metals with operations in the United States through JT Ryerson, in Canada through our indirect wholly-owned subsidiary Ryerson Canada, Inc., a Canadian corporation (“Ryerson Canada”), and in Mexico through our indirect wholly-owned subsidiary Ryerson Metals de Mexico, S. de R.L. de C.V., a Mexican corporation (“Ryerson Mexico”). In addition to our North American operations, we conduct materials processing and distribution operations in China through an indirect wholly-owned subsidiary, Ryerson China Limited (“Ryerson China”). Unless the context indicates otherwise, Ryerson Holding, JT Ryerson, Ryerson Canada, Ryerson China, and Ryerson Mexico together with their subsidiaries, are collectively referred to herein as “Ryerson,” “we,” “us,” “our,” or the “Company.” Results of operations for any interim period are not necessarily indicative of results of any future periods or for the year. The condensed consolidated financial statements as of March 31, 2020 and for the three months ended March 31, 2020 and 2019 are unaudited, but in the opinion of management, include all adjustments, consisting of normal recurring adjustments, necessary for a fair presentation of results for such periods. The year-end condensed consolidated balance sheet data contained in this report was derived from audited financial statements, but does not include all disclosures required by accounting principles generally accepted in the United States of America. These condensed consolidated financial statements should be read in conjunction with the consolidated financial statements and related notes contained in the Company’s Annual Report on Form 10-K for the year ended December 31, 2019. Risks and Uncertainties The Condensed Consolidated Financial Statements presented herein reflect estimates and assumptions made by management at March 31, 2020 and for the three-months ended March 31, 2020. The novel coronavirus (“COVID-19”) continues to spread throughout the United States and other countries across the world, and the duration and severity of the effects of the COVID-19 pandemic are currently unknown. It is possible that the COVID-19 pandemic could impact future accounting estimates and assumptions which could materially impact our results in future periods. Such estimates and assumptions affect, among other things, the Company’s goodwill, long-lived assets, inventory valuation, assessment of the annual effective tax rate, valuation of deferred income taxes and income tax contingencies, and the allowance for doubtful accounts.

Financial Statements

3 Months Ended

Mar. 31, 2020

NOTE 1: FINANCIAL STATEMENTS

Ryerson Holding Corporation (“Ryerson Holding”), a Delaware corporation, is the parent company of Joseph T. Ryerson & Son, Inc. (“JT Ryerson”), a Delaware corporation. Affiliates of Platinum Equity, LLC (“Platinum”) own approximately 21,037,500 shares of our common stock, which is approximately 56% of our issued and outstanding common stock.

We are a leading value-added processor and distributor of industrial metals with operations in the United States through JT Ryerson, in Canada through our indirect wholly-owned subsidiary Ryerson Canada, Inc., a Canadian corporation (“Ryerson Canada”), and in Mexico through our indirect wholly-owned subsidiary Ryerson Metals de Mexico, S. de R.L. de C.V., a Mexican corporation (“Ryerson Mexico”). In addition to our North American operations, we conduct materials processing and distribution operations in China through an indirect wholly-owned subsidiary, Ryerson China Limited (“Ryerson China”). Unless the context indicates otherwise, Ryerson Holding, JT Ryerson, Ryerson Canada, Ryerson China, and Ryerson Mexico together with their subsidiaries, are collectively referred to herein as “Ryerson,” “we,” “us,” “our,” or the “Company.”

Results of operations for any interim period are not necessarily indicative of results of any future periods or for the year. The condensed consolidated financial statements as of March 31, 2020 and for the three months ended March 31, 2020 and 2019 are unaudited, but in the opinion of management, include all adjustments, consisting of normal recurring adjustments, necessary for a fair presentation of results for such periods. The year-end condensed consolidated balance sheet data contained in this report was derived from audited financial statements, but does not include all disclosures required by accounting principles generally accepted in the United States of America. These condensed consolidated financial statements should be read in conjunction with the consolidated financial statements and related notes contained in the Company’s Annual Report on Form 10-K for the year ended December 31, 2019.

Risks and Uncertainties

The Condensed Consolidated Financial Statements presented herein reflect estimates and assumptions made by management at March 31, 2020 and for the three-months ended March 31, 2020.

The novel coronavirus (“COVID-19”) continues to spread throughout the United States and other countries across the world, and the duration and severity of the effects of the COVID-19 pandemic are currently unknown. It is possible that the COVID-19 pandemic could impact future accounting estimates and assumptions which could materially impact our results in future periods. Such estimates and assumptions affect, among other things, the Company’s goodwill, long-lived assets, inventory valuation, assessment of the annual effective tax rate, valuation of deferred income taxes and income tax contingencies, and the allowance for doubtful accounts.