Summary of Significant Accounting Policies - Revisions for Correction of Immaterial Errors of condensed consolidated balance sheet (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Jun. 30, 2025	Mar. 31, 2025	Dec. 31, 2024	Sep. 30, 2024	Jun. 30, 2024	Mar. 31, 2024	Dec. 31, 2023
Reclassification [Line Items]
Deferred tax assets, net	$ 1,495			$ 215,140	$ 201,654
Total assets	4,998,967			4,863,277	4,688,992
Additional paid-in capital	209,349			193,692	127,602
Retained earnings	86,235			132,241	171,652
Total stockholders' equity attributable to Camping World Holdings, Inc.	296,216			326,562	151,584
Total stockholders' equity	482,974	$ 516,579	$ 458,811	484,949	216,459	$ 210,405	$ 196,178	$ 257,975
Total liabilities and stockholders' equity	$ 4,998,967			$ 4,863,277	4,688,992
As Previously Reported
Reclassification [Line Items]
Deferred tax assets, net					157,886
Total assets					4,645,224
Additional paid-in capital					94,217
Retained earnings					161,269
Total stockholders' equity attributable to Camping World Holdings, Inc.					107,816
Total stockholders' equity					172,691	166,637	152,410	214,207
Total liabilities and stockholders' equity					4,645,224
Adjustment
Reclassification [Line Items]
Deferred tax assets, net					43,768
Total assets					43,768
Additional paid-in capital					33,385
Retained earnings					10,383
Total stockholders' equity attributable to Camping World Holdings, Inc.					43,768
Total stockholders' equity					43,768	$ 43,768	$ 43,768	$ 43,768
Total liabilities and stockholders' equity					$ 43,768