Income Taxes	9 Months Ended
	Sep. 30, 2023
Income Tax Disclosure [Abstract]
Income Taxes	Income TaxesThe provision for income taxes, net recorded during the three and nine months ended September 30, 2023 is primarily related to income tax benefits for tax losses earned in the U.S. and certain foreign jurisdictions and U.S. state income taxes, as well as related changes in increases in the Company’s valuation allowance on deferred tax assets, as well as some U.S. state minimum and foreign taxes. Wayfair had no material unrecognized tax benefits as of September 30, 2023 and December 31, 2022.