Summary of Significant Accounting Policies (Policies)	3 Months Ended
Apr. 03, 2021
Accounting Policies [Abstract]
Principles of Consolidation	Principles of Consolidation The accompanying interim unaudited consolidated financial statements include the accounts of Aveanna Healthcare Holdings Inc. and its wholly owned subsidiaries. All intercompany accounts and transactions have been eliminated in the accompanying interim unaudited consolidated financial statements, and business combinations accounted for as purchases have been included in the accompanying interim unaudited consolidated financial statements from their respective dates of acquisition.
Basis of Presentation	Basis of Presentation The accompanying consolidated financial statements are unaudited and have been prepared by the Company in accordance with U.S. generally accepted accounting principles (“U.S. GAAP”) for interim financial information and in accordance with the rules and regulations of the Securities and Exchange Commission (the “SEC”). Accordingly, these interim unaudited consolidated financial statements do not include all the information and disclosures required by U.S. GAAP for complete financial statements. In the opinion of management, these interim unaudited consolidated financial statements reflect all adjustments, consisting of normal recurring adjustments, necessary to present fairly the Company’s financial position as of April 3, 2021 and the results of operations for the three-month periods ended April 3, 2021 and March 28, 2020, respectively. The results reported in these interim unaudited consolidated financial statements should not be regarded as indicative of results that may be expected for any other period or the entire year. These interim unaudited consolidated financial statements and related notes should be read in conjunction with the audited consolidated financial statements and related notes for the year ended January 2, 2021 included in the Company’s prospectus dated April 28, 2021 (the “Prospectus”), which is deemed to be part of the Company’s Registration Statement on Form S-1 (File No. 333-254981) filed with the SEC. Our fiscal year ends on the Saturday that is closest to December 31 of a given year, resulting in either a 52 or 53-week fiscal year. The accompanying interim unaudited consolidated balance sheets reflect the accounts of the Company as of April 3, 2021 and January 2, 2021. For the three-month periods ended April 3, 2021 and March 28, 2020, the accompanying interim unaudited consolidated statements of operations, stockholders’ equity and cash flows reflect the accounts of the Company from January 3, 2021 through April 3, 2021 and December 29, 2019 through March 28, 2020, respectively.
Use of Estimates	Use of Estimates The Company’s accounting and reporting policies conform with U.S. GAAP. In preparing the consolidated financial statements, the Company is required to make estimates and assumptions that impact the amounts reported in these consolidated financial statements and accompanying notes. Actual results could materially differ from those estimates.
Deferred Offering Costs	Deferred Offering Costs The Company has deferred offering costs, consisting of legal, accounting, filing and other fees and costs directly attributable to the Company’s initial public offering. The deferred offering costs will be offset against the proceeds received upon the closing of the initial public offering. As of April 3, 2021 and January 2, 2021, capitalized deferred offering costs totaled $4.8 million and $2.9 million, respectively, and were included in other long-term assets on the accompanying consolidated balance sheets. See Note 15 – Subsequent Events for additional information regarding the completion of the Company’s initial public offering and its effects.
Recently Adopted and Issued Accounting Pronouncements	Recently Adopted Accounting Pronouncements In December 2019, the Financial Accounting Standards Board (the “FASB”) issued Accounting Standards Update (“ASU”) 2019-12, Income Taxes (Topic 740): Simplifying the Accounting for Income Taxes, which simplifies the accounting for income taxes by removing certain exceptions to the general principles in Topic 740 and improves consistent application by clarifying and amending existing guidance. This ASU is effective for annual fiscal years beginning after December 15, 2020, and interim periods therein. The Company adopted this standard effective January 3, 2021, and the adoption of this standard did not materially affect the Company’s consolidated financial statements. Recently Issued Accounting Pronouncements In March 2020, the FASB issued ASU 2020-04, Reference Rate Reform (Topic 848): Facilitation of the Effects of Reference Rate Reform on Financial Reporting, which provides optional expedients and exceptions for applying U.S. GAAP to contracts, hedging relationships, and other transactions affected by reference rate reform if certain criteria are met. The amendments in this ASU apply only to contracts, hedging relationships, and other transactions that reference LIBOR or another reference rate expected to be discontinued because of reference rate reform. This ASU is effective as of March 12, 2020 through December 31, 2022. An entity may adopt this ASU as of any date from the beginning of an interim period that includes or is subsequent to March 12, 2020. The Company is currently evaluating the impact of adopting this standard. In January 2021, the FASB issued ASU 2021-01, Reference Rate Reform (Topic 848): Scope, to clarify that certain optional expedients and exceptions in Topic 848 for contract modifications and hedge accounting apply to derivatives that are affected by the discounting transition. This ASU is effective immediately and should be adopted in conjunction with ASU 2020-04. The Company is currently evaluating the impact of adopting this standard.

Summary of Significant Accounting Policies (Policies)

3 Months Ended

Apr. 03, 2021

The accompanying interim unaudited consolidated financial statements include the accounts of Aveanna Healthcare Holdings Inc. and its wholly owned subsidiaries. All intercompany accounts and transactions have been eliminated in the accompanying interim unaudited consolidated financial statements, and business combinations accounted for as purchases have been included in the accompanying interim unaudited consolidated financial statements from their respective dates of acquisition.

Basis of Presentation

The accompanying consolidated financial statements are unaudited and have been prepared by the Company in accordance with U.S. generally accepted accounting principles (“U.S. GAAP”) for interim financial information and in accordance with the rules and regulations of the Securities and Exchange Commission (the “SEC”). Accordingly, these interim unaudited consolidated financial statements do not include all the information and disclosures required by U.S. GAAP for complete financial statements. In the opinion of management, these interim unaudited consolidated financial statements reflect all adjustments, consisting of normal recurring adjustments, necessary to present fairly the Company’s financial position as of April 3, 2021 and the results of operations for the three-month periods ended April 3, 2021 and March 28, 2020, respectively. The results reported in these interim unaudited consolidated financial statements should not be regarded as indicative of results that may be expected for any other period or the entire year. These interim unaudited consolidated financial statements and related notes should be read in conjunction with the audited consolidated financial statements and related notes for the year ended January 2, 2021 included in the Company’s prospectus dated April 28, 2021 (the “Prospectus”), which is deemed to be part of the Company’s Registration Statement on Form S-1 (File No. 333-254981) filed with the SEC.

Our fiscal year ends on the Saturday that is closest to December 31 of a given year, resulting in either a 52 or 53-week fiscal year. The accompanying interim unaudited consolidated balance sheets reflect the accounts of the Company as of April 3, 2021 and January 2, 2021. For the three-month periods ended April 3, 2021 and March 28, 2020, the accompanying interim unaudited consolidated statements of operations, stockholders’ equity and cash flows reflect the accounts of the Company from January 3, 2021 through April 3, 2021 and December 29, 2019 through March 28, 2020, respectively.

Use of Estimates

The Company’s accounting and reporting policies conform with U.S. GAAP. In preparing the consolidated financial statements, the Company is required to make estimates and assumptions that impact the amounts reported in these consolidated financial statements and accompanying notes. Actual results could materially differ from those estimates.

Deferred Offering Costs

The Company has deferred offering costs, consisting of legal, accounting, filing and other fees and costs directly attributable to the Company’s initial public offering. The deferred offering costs will be offset against the proceeds received upon the closing of the initial public offering. As of April 3, 2021 and January 2, 2021, capitalized deferred offering costs totaled $4.8 million and $2.9 million, respectively, and were included in other long-term assets on the accompanying consolidated balance sheets. See Note 15 – Subsequent Events for additional information regarding the completion of the Company’s initial public offering and its effects.

Recently Adopted and Issued Accounting Pronouncements

Recently Adopted Accounting Pronouncements

In December 2019, the Financial Accounting Standards Board (the “FASB”) issued Accounting Standards Update (“ASU”) 2019-12, Income Taxes (Topic 740): Simplifying the Accounting for Income Taxes, which simplifies the accounting for income taxes by removing certain exceptions to the general principles in Topic 740 and improves consistent application by clarifying and amending existing guidance. This ASU is effective for annual fiscal years beginning after December 15, 2020, and interim periods therein. The Company adopted this standard effective January 3, 2021, and the adoption of this standard did not materially affect the Company’s consolidated financial statements.

Recently Issued Accounting Pronouncements

In March 2020, the FASB issued ASU 2020-04, Reference Rate Reform (Topic 848): Facilitation of the Effects of Reference Rate Reform on Financial Reporting, which provides optional expedients and exceptions for applying U.S. GAAP to contracts, hedging relationships, and other transactions affected by reference rate reform if certain criteria are met. The amendments in this ASU apply only to contracts, hedging relationships, and other transactions that reference LIBOR or another reference rate expected to be discontinued because of reference rate reform. This ASU is effective as of March 12, 2020 through December 31, 2022. An entity may adopt this ASU as of any date from the beginning of an interim period that includes or is subsequent to March 12, 2020. The Company is currently evaluating the impact of adopting this standard.

In January 2021, the FASB issued ASU 2021-01, Reference Rate Reform (Topic 848): Scope, to clarify that certain optional expedients and exceptions in Topic 848 for contract modifications and hedge accounting apply to derivatives that are affected by the discounting transition. This ASU is effective immediately and should be adopted in conjunction with ASU 2020-04. The Company is currently evaluating the impact of adopting this standard.