Subsequent Event	3 Months Ended
Mar. 31, 2022
Subsequent Events [Abstract]
Subsequent Event	Subsequent EventOn April 2, 2022, the Company reached an agreement to sell its Payflex® business, which is reported within the Health Care Benefits segment. Payflex provides services to employers, their employees, and their former employees in the areas of tax-advantaged account reimbursement administration (flexible spending, health reimbursement, health savings, transit and parking), Consolidated Omnibus Budget Reconciliation Act (“COBRA”) administration and special-member billing administration.

The entire disclosure for significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued. Examples include: the sale of a capital stock issue, purchase of a business, settlement of litigation, catastrophic loss, significant foreign exchange rate changes, loans to insiders or affiliates, and transactions not in the ordinary course of business.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 855
-URI http://asc.fasb.org/topic&trid=2122774

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 855
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=6842918&loc=SL6314017-165662

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