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	9 Months Ended
	Sep. 30, 2025 USD ($)
Financing Receivable, Allowance for Credit Loss [Line Items]
Receivable, allowance for credit loss, beginning balance	$ 2,715
Bad debt expense recognized during the year	2,786
Write-off of uncollectible amounts	(3,514)
Receivable, allowance for credit loss, ending balance	1,987
Accounts Receivable
Financing Receivable, Allowance for Credit Loss [Line Items]
Receivable, allowance for credit loss, beginning balance	2,510
Bad debt expense recognized during the year	2,728
Write-off of uncollectible amounts	(3,391)
Receivable, allowance for credit loss, ending balance	1,847
Notes Receivable
Financing Receivable, Allowance for Credit Loss [Line Items]
Receivable, allowance for credit loss, beginning balance	205
Bad debt expense recognized during the year	58
Write-off of uncollectible amounts	(123)
Receivable, allowance for credit loss, ending balance	$ 140

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