Basis of Presentation and Nature of Business	3 Months Ended
Mar. 31, 2023
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Basis of Presentation and Nature of Business	1. Basis of Presentation and Nature of Business On July 2, 2021 (the “Closing Date”), Alight Holding Company, LLC (the "Predecessor" or "Alight Holdings") completed a business combination (the "Business Combination") with a special purpose acquisition company. On the Closing Date, pursuant to the Business Combination Agreement, the special purpose acquisition company became a wholly owned subsidiary of Alight, Inc. (“Alight”, “the Company”, “we” “us” “our” or the “Successor”). As of March 31, 2023, Alight owned 92% of the economic interest in the Predecessor, had 100% of the voting power and controlled the management of the Predecessor. The non-voting ownership percentage held by noncontrolling interest was approximately 8% as of March 31, 2023. As a result of the Business Combination, for accounting purposes, the Company is the acquirer and Alight Holdings is the acquiree and accounting predecessor. Within this Quarterly Report on Form 10-Q, there are some instances where we reference activity that relates to this Predecessor period or accounting as a result of the Business Combination. Basis of Presentation The accompanying unaudited Condensed Consolidated Financial Statements have been prepared in accordance with U.S. generally accepted accounting principles (“U.S. GAAP”) for interim financial information and should be read in conjunction with the Consolidated Financial Statements contained in the Company’s Annual Report on Form 10-K for the fiscal year ended December 31, 2022, filed with the Securities and Exchange Commission (“SEC”) on March 1, 2023. In the opinion of management, all adjustments, including normal recurring adjustments, considered necessary for a fair presentation have been included. All significant intercompany transactions and balances have been eliminated upon consolidation. The results of operations for interim periods are not necessarily indicative of the results to be expected for future quarters or for the full fiscal year ending December 31, 2023. Segment Reporting Effective January 1, 2023, the Company's former Hosted business revenues and gross margin are reported in Other as the business is no longer core to the Company’s operations. There is no change in composition among the Employer Solutions and Professional Services segments. Additionally, the Company changed its measure of segment profit and loss that is reported to the chief operating decision maker for purposes of making decisions about allocating resources to the Company’s segments and assessing business performance. See Note 12 “Segment Reporting” for additional information. Nature of Business We are a leading cloud-based provider of integrated digital human capital and business solutions. We have an unwavering belief that a company’s success starts with its people, and our solutions connect human insights with technology. The Alight Worklife® employee engagement platform provides a seamless customer experience by combining content, plus artificial intelligence (“AI”) and data analytics to enable Alight’s business process as a service ("BPaaS") model. Our mission-critical solutions enable employees to enrich their health, wealth and wellbeing which helps global organizations achieve a high-performance culture. Our solutions include: • Employer Solutions: driven by our digital, software and AI-led capabilities powered by the Alight Worklife® platform and spanning total employee wellbeing, including integrated benefits administration, healthcare navigation, financial wellbeing, leave of absence management, retiree healthcare and payroll. We leverage data across all interactions and activities to improve the employee experience, reduce operational costs and better inform management processes and decision-making. Our clients' employees benefit from an integrated platform and user experience, coupled with a full-service customer care center, helping them manage the full life cycle of their health, wealth and careers. • Professional Services: includes our project-based cloud deployment and consulting offerings that provide expertise with both human capital and financial platforms. Specifically, this includes cloud advisory and deployment, and optimization services for cloud platforms such as Workday, SAP SuccessFactors, Oracle, and Cornerstone OnDemand.

Basis of Presentation and Nature of Business

3 Months Ended

Mar. 31, 2023

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Basis of Presentation and Nature of Business

1. Basis of Presentation and Nature of Business

On July 2, 2021 (the “Closing Date”), Alight Holding Company, LLC (the "Predecessor" or "Alight Holdings") completed a business combination (the "Business Combination") with a special purpose acquisition company. On the Closing Date, pursuant to the Business Combination Agreement, the special purpose acquisition company became a wholly owned subsidiary of Alight, Inc. (“Alight”, “the Company”, “we” “us” “our” or the “Successor”). As of March 31, 2023, Alight owned 92% of the economic interest in the Predecessor, had 100% of the voting power and controlled the management of the Predecessor. The non-voting ownership percentage held by noncontrolling interest was approximately 8% as of March 31, 2023.

As a result of the Business Combination, for accounting purposes, the Company is the acquirer and Alight Holdings is the acquiree and accounting predecessor. Within this Quarterly Report on Form 10-Q, there are some instances where we reference activity that relates to this Predecessor period or accounting as a result of the Business Combination.

Basis of Presentation

The accompanying unaudited Condensed Consolidated Financial Statements have been prepared in accordance with U.S. generally accepted accounting principles (“U.S. GAAP”) for interim financial information and should be read in conjunction with the Consolidated Financial Statements contained in the Company’s Annual Report on Form 10-K for the fiscal year ended December 31, 2022, filed with the Securities and Exchange Commission (“SEC”) on March 1, 2023. In the opinion of management, all adjustments, including normal recurring adjustments, considered necessary for a fair presentation have been included. All significant intercompany transactions and balances have been eliminated upon consolidation. The results of operations for interim periods are not necessarily indicative of the results to be expected for future quarters or for the full fiscal year ending December 31, 2023.

Segment Reporting

Effective January 1, 2023, the Company's former Hosted business revenues and gross margin are reported in Other as the business is no longer core to the Company’s operations. There is no change in composition among the Employer Solutions and Professional Services segments. Additionally, the Company changed its measure of segment profit and loss that is reported to the chief operating decision maker for purposes of making decisions about allocating resources to the Company’s segments and assessing business performance. See Note 12 “Segment Reporting” for additional information.

Nature of Business

We are a leading cloud-based provider of integrated digital human capital and business solutions. We have an unwavering belief that a company’s success starts with its people, and our solutions connect human insights with technology. The Alight Worklife® employee engagement platform provides a seamless customer experience by combining content, plus artificial intelligence (“AI”) and data analytics to enable Alight’s business process as a service ("BPaaS") model. Our mission-critical solutions enable employees to enrich their health, wealth and wellbeing which helps global organizations achieve a high-performance culture. Our solutions include:

•

Employer Solutions: driven by our digital, software and AI-led capabilities powered by the Alight Worklife® platform and spanning total employee wellbeing, including integrated benefits administration, healthcare navigation, financial wellbeing, leave of absence management, retiree healthcare and payroll. We leverage data across all interactions and activities to improve the employee experience, reduce operational costs and better inform management processes and decision-making. Our clients' employees benefit from an integrated platform and user experience, coupled with a full-service customer care center, helping them manage the full life cycle of their health, wealth and careers.

•

Professional Services: includes our project-based cloud deployment and consulting offerings that provide expertise with both human capital and financial platforms. Specifically, this includes cloud advisory and deployment, and optimization services for cloud platforms such as Workday, SAP SuccessFactors, Oracle, and Cornerstone OnDemand.