Xponential Fitness, Inc. Quarterly report [Sections 13 or 15(d)]

Summary of Significant Accounting Policies - Reconciliation of Activity Related to Accounts Receivable and Notes Receivable Allowance for Credit Losses (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2026 USD ($)
Financing Receivable, Allowance for Credit Loss [Line Items]
Receivable, allowance for credit loss, beginning balance	$ 1,716
Bad debt expense recognized during the year	113
Write-off of uncollectible amounts	(7)
Receivable, allowance for credit loss, ending balance	1,822
Accounts Receivable
Financing Receivable, Allowance for Credit Loss [Line Items]
Receivable, allowance for credit loss, beginning balance	1,673
Bad debt expense recognized during the year	113
Write-off of uncollectible amounts	(7)
Receivable, allowance for credit loss, ending balance	1,779
Notes Receivable
Financing Receivable, Allowance for Credit Loss [Line Items]
Receivable, allowance for credit loss, beginning balance	43
Bad debt expense recognized during the year	0
Write-off of uncollectible amounts	0
Receivable, allowance for credit loss, ending balance	$ 43

Amount of allowance for credit loss on financing receivable. Excludes allowance for financing receivable covered under loss sharing agreement.