Organization, Consolidation and Presentation of Financial Statements	6 Months Ended
Jun. 30, 2020
Organization Consolidation And Presentation Of Financial Statements [Abstract]
Organization, Operations and Basis of Presentation	Note 1. Organization, Operations and Basis of Presentation Business Description Resideo Technologies, Inc. (“Resideo” or “the Company”), is a global provider of products, software, solutions and technologies that help homeowners stay connected and in control of their comfort, security and energy use. The Company is a leader in the home heating, ventilation and air conditioning controls and security markets, and a leading global distributor of low-voltage electronic and security products. Separation from Honeywell The Company was incorporated in Delaware on April 24, 2018. The Company separated from Honeywell International Inc. (“Honeywell”) on October 29, 2018, becoming an independent publicly traded company as a result of a pro rata distribution of the Company’s common stock to shareholders of Honeywell (the “Spin-Off”). On October 29, 2018, Honeywell’s shareholders of record as of October 16, 2018 (“Record Date”) received one share of the Company’s common stock, par value $0.001 per share, for every six shares of Honeywell’s common stock, par value $1.00 per share, held as of the Record Date, and cash for any fractional shares of the Company’s common stock. The Company began trading “regular way” under the ticker symbol “REZI” on the New York Stock Exchange on October 29, 2018. In connection with the separation, Resideo and Honeywell entered into a Honeywell Reimbursement Agreement, a Tax Matters Agreement (collectively, the “Indemnification Agreements”) and a Trademark Agreement (each as defined in Note 13. Commitments and Contingencies), a Separation and Distribution Agreement, an Employee Matters Agreement, a Transition Services Agreement, and a Patent Cross-License Agreement. The agreements govern the relationship between Resideo and Honeywell following the separation and provide for the allocation of various assets, liabilities, rights and obligations. These agreements also include arrangements for transition services to be provided by Honeywell to Resideo and by Resideo to Honeywell. Prior to the Spin-Off, Honeywell provided certain services, such as legal, accounting, information technology, human resources and other infrastructure support, on behalf of the Company. After the Spin-Off, a number of services have continued under a Transition Services Agreement with Honeywell, which the Company expenses as incurred based on the contractual pricing terms. Basis of Presentation The Company’s financial statements are presented on a consolidated basis (collectively, the “Interim Financial Statements”) and have been prepared in accordance with accounting principles generally accepted in the United States of America (“U.S. GAAP”). All intercompany transactions have been eliminated for all periods presented. The Interim Financial Statements are unaudited; however, in the opinion of management, they contain all the adjustments (consisting of those of a normal recurring nature) considered necessary to state fairly the financial position, results of operations and cash flows for the periods presented in conformity with U.S. GAAP applicable to interim periods. In periods subsequent to the Spin-Off, we have made and may continue to make adjustments to balances transferred at the Spin-Off, including adjustments to the classification of assets or liabilities transferred. Any such adjustments are recorded directly to equity in Adjustments due to the Spin-Off and are considered immaterial. The Company reports its quarterly financial information using a calendar convention; the first, second and third quarters are consistently reported as ending on March 31, June 30 and September 30. It is the Company’s practice to establish actual quarterly closing dates using a predetermined fiscal calendar, which requires its businesses to close their books on the last Saturday of the month in order to minimize the potentially disruptive effects of quarterly closing on business processes. The effects of this practice are generally not significant to reported results for any quarter and only exist within a reporting year. In the event that differences in actual closing dates are material to year-over-year comparisons of quarterly or year-to-date results, the Company will provide appropriate disclosures. Actual closing dates for the three and six months ended June 30, 2020 and 2019 were June 27, 2020 and June 29, 2019, respectively. Reclassification On January 1, 2020, the Company changed its classification of research and development expenses in the Consolidated Interim Statements of Operations from Cost of goods sold to Selling, general and administrative expenses, such that research and development expenses are excluded from the calculation of Gross profit. The impact on the June 30, 2019 Consolidated Interim Statement of Operations is a reduction of Cost of goods sold, an increase in Gross profit and an increase in Selling, general and administrative expenses for the three and six months ended June 30, 2019 of $27 million and $46 million, respectively. This reclassification had no effect on the previously reported Net (loss) income or the Company’s Consolidated Interim Statements of Comprehensive (Loss) Income, Consolidated Interim Statements of Cash flows, or Consolidated Interim Balance sheets.

Organization, Consolidation and Presentation of Financial Statements

6 Months Ended

Jun. 30, 2020

Organization Consolidation And Presentation Of Financial Statements [Abstract]

Organization, Operations and Basis of Presentation

Note 1. Organization, Operations and Basis of Presentation

Business Description

Resideo Technologies, Inc. (“Resideo” or “the Company”), is a global provider of products, software, solutions and technologies that help homeowners stay connected and in control of their comfort, security and energy use. The Company is a leader in the home heating, ventilation and air conditioning controls and security markets, and a leading global distributor of low-voltage electronic and security products.

Separation from Honeywell

The Company was incorporated in Delaware on April 24, 2018. The Company separated from Honeywell International Inc. (“Honeywell”) on October 29, 2018, becoming an independent publicly traded company as a result of a pro rata distribution of the Company’s common stock to shareholders of Honeywell (the “Spin-Off”). On October 29, 2018, Honeywell’s shareholders of record as of October 16, 2018 (“Record Date”) received one share of the Company’s common stock, par value $0.001 per share, for every six shares of Honeywell’s common stock, par value $1.00 per share, held as of the Record Date, and cash for any fractional shares of the Company’s common stock. The Company began trading “regular way” under the ticker symbol “REZI” on the New York Stock Exchange on October 29, 2018.

In connection with the separation, Resideo and Honeywell entered into a Honeywell Reimbursement Agreement, a Tax Matters Agreement (collectively, the “Indemnification Agreements”) and a Trademark Agreement (each as defined in Note 13. Commitments and Contingencies), a Separation and Distribution Agreement, an Employee Matters Agreement, a Transition Services Agreement, and a Patent Cross-License Agreement. The agreements govern the relationship between Resideo and Honeywell following the separation and provide for the allocation of various assets, liabilities, rights and obligations. These agreements also include arrangements for transition services to be provided by Honeywell to Resideo and by Resideo to Honeywell.

Prior to the Spin-Off, Honeywell provided certain services, such as legal, accounting, information technology, human resources and other infrastructure support, on behalf of the Company. After the Spin-Off, a number of services have continued under a Transition Services Agreement with Honeywell, which the Company expenses as incurred based on the contractual pricing terms.

Basis of Presentation

The Company’s financial statements are presented on a consolidated basis (collectively, the “Interim Financial Statements”) and have been prepared in accordance with accounting principles generally accepted in the United States of America (“U.S. GAAP”). All intercompany transactions have been eliminated for all periods presented. The Interim Financial Statements are unaudited; however, in the opinion of management, they contain all the adjustments (consisting of those of a normal recurring nature) considered necessary to state fairly the financial position, results of operations and cash flows for the periods presented in conformity with U.S. GAAP applicable to interim periods.

In periods subsequent to the Spin-Off, we have made and may continue to make adjustments to balances transferred at the Spin-Off, including adjustments to the classification of assets or liabilities transferred. Any such adjustments are recorded directly to equity in Adjustments due to the Spin-Off and are considered immaterial.

The Company reports its quarterly financial information using a calendar convention; the first, second and third quarters are consistently reported as ending on March 31, June 30 and September 30. It is the Company’s practice to establish actual quarterly closing dates using a predetermined fiscal calendar, which requires its businesses to close their books on the last Saturday of the month in order to minimize the potentially disruptive effects of quarterly closing on business processes. The effects of this practice are generally not significant to reported results for any quarter and only exist within a reporting year. In the event that differences in actual closing

dates are material to year-over-year comparisons of quarterly or year-to-date results, the Company will provide appropriate disclosures. Actual closing dates for the three and six months ended June 30, 2020 and 2019 were June 27, 2020 and June 29, 2019, respectively.

Reclassification

On January 1, 2020, the Company changed its classification of research and development expenses in the Consolidated Interim Statements of Operations from Cost of goods sold to Selling, general and administrative expenses, such that research and development expenses are excluded from the calculation of Gross profit. The impact on the June 30, 2019 Consolidated Interim Statement of Operations is a reduction of Cost of goods sold, an increase in Gross profit and an increase in Selling, general and administrative expenses for the three and six months ended June 30, 2019 of $27 million and $46 million, respectively. This reclassification had no effect on the previously reported Net (loss) income or the Company’s Consolidated Interim Statements of Comprehensive (Loss) Income, Consolidated Interim Statements of Cash flows, or Consolidated Interim Balance sheets.