Nature of Business and Basis of Presentation	6 Months Ended
Jun. 30, 2022
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Nature of Business and Basis of Presentation	1. Nature of Business and Basis of Presentation EngageSmart, Inc. and its subsidiaries (together referred to herein as the “Company” or “EngageSmart”) is a leading provider of vertically tailored customer engagement software and integrated payments solutions. EngageSmart offers single instance, multi-tenant, true Software-as-a-Service (“SaaS”) vertical solutions, including SimplePractice, InvoiceCloud, HealthPay24 and DonorDrive, that are designed to simplify the Company's customers' engagement with its clients by driving digital adoption and self-service. The Company serves customers across several core verticals: Health & Wellness, Government, Utilities, Financial Services, Healthcare and Giving. EngageSmart's solutions are purpose-built for each of the Company's verticals and they simplify and automate mission-critical workflows such as scheduling, client onboarding, client communication, paperless billing, and electronic payment processing. EngageSmart is headquartered in Braintree, Massachusetts with additional locations throughout the United States. Initial Public Offering On September 27, 2021, the Company completed its initial public offering ("IPO"), in which the Company issued and sold 13,620,054 shares of common stock at a public offering price of $26.00 per share, including 620,054 shares issued upon the exercise of the underwriters' option to purchase additional shares. The Company raised net proceeds of $326.4 million, after deducting the underwriting discount of $22.1 million and offering expenses of $5.6 million. Additionally, certain existing shareholders sold an aggregate of 3,112,446 shares in the IPO at the same price, resulting in net proceeds to the selling stockholders of $75.9 million. On September 27, 2021, the Company used a portion of the net proceeds from its IPO to repay in full the outstanding borrowings of $114.2 million under its Credit Facilities, as defined below under Note 9 - Debt. Following the Company's IPO, General Atlantic (IC), L.P. ("General Atlantic") controls more than 50% of the combined voting power of the Company's outstanding common stock, and the Company is considered a "controlled company" within the meaning of the corporate governance standards of the New York Stock Exchange ("NYSE"). Corporate Conversion Immediately prior to effectiveness of the Company's IPO registration statement on Form S-1, EngageSmart, LLC, a Delaware limited liability company, converted into a Delaware corporation pursuant to a statutory conversion, which changed the Company's name to EngageSmart, Inc. ("Corporate Conversion"). Refer to Note 10 - Stockholders' Equity for further discussion. Stock Split On September 10, 2021, the Company effected a 1-for-3 forward stock split of its common shares. In connection with the forward stock split, each issued and outstanding common share, automatically and without action on the part of the holders, became three common shares. All share, per share and related information presented in the consolidated financial statements and accompanying notes have been retroactively adjusted, where applicable, to reflect the impact of the forward stock split. Basis of Presentation The accompanying consolidated financial statements have been prepared in accordance with accounting principles generally accepted in the United States (“GAAP”) and include the accounts of the Company and its wholly owned subsidiaries. All intercompany accounts and transactions between the Company and its subsidiaries have been eliminated in consolidation. For all the periods reported in these condensed consolidated financial statements, the Company has not and does not have any material revenue-generating operations on a standalone basis, and all the material revenue-generating operations of the Company are carried out by its subsidiaries. Certain information and note disclosures normally included in the consolidated financial statements prepared in accordance with GAAP have been condensed or omitted. Therefore, these condensed consolidated financial statements should be read in conjunction with the audited consolidated financial statements for the year ended December 31, 2021, included in the Company's 2021 Form 10-K. In the opinion of management, the interim condensed consolidated financial statements reflect all adjustments, consisting of normal recurring adjustments, necessary for a fair presentation of the Company’s financial position for the periods presented. The results for the interim periods presented are not necessarily indicative of future results.

Nature of Business and Basis of Presentation

6 Months Ended

Jun. 30, 2022

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Nature of Business and Basis of Presentation

1. Nature of Business and Basis of Presentation

EngageSmart, Inc. and its subsidiaries (together referred to herein as the “Company” or “EngageSmart”) is a leading provider of vertically tailored customer engagement software and integrated payments solutions. EngageSmart offers single instance, multi-tenant, true Software-as-a-Service (“SaaS”) vertical solutions, including SimplePractice, InvoiceCloud, HealthPay24 and DonorDrive, that are designed to simplify the Company's customers' engagement with its clients by driving digital adoption and self-service. The Company serves customers across several core verticals: Health & Wellness, Government, Utilities, Financial Services, Healthcare and Giving. EngageSmart's solutions are purpose-built for each of the Company's verticals and they simplify and automate mission-critical workflows such as scheduling, client onboarding, client communication, paperless billing, and electronic payment processing. EngageSmart is headquartered in Braintree, Massachusetts with additional locations throughout the United States.

Initial Public Offering

On September 27, 2021, the Company completed its initial public offering ("IPO"), in which the Company issued and sold 13,620,054 shares of common stock at a public offering price of $26.00 per share, including 620,054 shares issued upon the exercise of the underwriters' option to purchase additional shares. The Company raised net proceeds of $326.4 million, after deducting the underwriting discount of $22.1 million and offering expenses of $5.6 million. Additionally, certain existing shareholders sold an aggregate of 3,112,446 shares in the IPO at the same price, resulting in net proceeds to the selling stockholders of $75.9 million. On September 27, 2021, the Company used a portion of the net proceeds from its IPO to repay in full the outstanding borrowings of $114.2 million under its Credit Facilities, as defined below under Note 9 - Debt.

Following the Company's IPO, General Atlantic (IC), L.P. ("General Atlantic") controls more than 50% of the combined voting power of the Company's outstanding common stock, and the Company is considered a "controlled company" within the meaning of the corporate governance standards of the New York Stock Exchange ("NYSE").

Corporate Conversion

Immediately prior to effectiveness of the Company's IPO registration statement on Form S-1, EngageSmart, LLC, a Delaware limited liability company, converted into a Delaware corporation pursuant to a statutory conversion, which changed the Company's name to EngageSmart, Inc. ("Corporate Conversion"). Refer to Note 10 - Stockholders' Equity for further discussion.

Stock Split

On September 10, 2021, the Company effected a 1-for-3 forward stock split of its common shares. In connection with the forward stock split, each issued and outstanding common share, automatically and without action on the part of the holders, became three common shares. All share, per share and related information presented in the consolidated financial statements and accompanying notes have been retroactively adjusted, where applicable, to reflect the impact of the forward stock split.

Basis of Presentation

The accompanying consolidated financial statements have been prepared in accordance with accounting principles generally accepted in the United States (“GAAP”) and include the accounts of the Company and its wholly owned subsidiaries. All intercompany accounts and transactions between the Company and its subsidiaries have been eliminated in consolidation. For all the periods reported in these condensed consolidated financial statements, the Company has not and does not have any material revenue-generating operations on a standalone basis, and all the material revenue-generating operations of the Company are carried out by its subsidiaries.

Certain information and note disclosures normally included in the consolidated financial statements prepared in accordance with GAAP have been condensed or omitted. Therefore, these condensed consolidated financial statements should be read in conjunction with the audited consolidated financial statements for the year ended December 31, 2021, included in the Company's 2021 Form 10-K. In the opinion of management, the interim condensed consolidated financial statements reflect all adjustments, consisting of normal recurring adjustments, necessary for a fair presentation of the Company’s financial position for the periods presented. The results for the interim periods presented are not necessarily indicative of future results.