Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Numerator:
Net income	$ 47,909	$ 83,752	$ 147,000	$ 238,468
Less: net income attributable to non-controlling interests	(33,893)	(64,163)	(101,772)	(192,013)
Class A common stock
Numerator:
Net income	47,909	83,752	147,000	238,468
Less: net income attributable to non-controlling interests	(33,893)	(64,163)	(101,772)	(192,013)
Net income attributable to Camping World Holdings, Inc. - basic	14,016	19,589	45,228	46,455
Add: reallocation of net income attributable to non-controlling interests from the assumed dilutive effect of stock options and RSUs	9
Add: Reallocation of net income attributable to non-controlling interests from the assumed exchange of common units of CWGS, LLC for Class A common stock			61,751	117,482
Net income attributable to Camping World Holdings, Inc. - diluted	$ 14,025	$ 19,589	$ 106,979	$ 163,937
Denominator:
Weighted-average shares of Class A common stock outstanding - basic	37,018,000	29,522,000	36,933,000	23,854,000
Dilutive common units of CWGS, LLC that are convertible into Class A common stock			51,751,000	62,093,000
Weighted-average shares of Class A common stock outstanding - diluted	37,055,000	29,522,000	88,891,000	85,947,000
Earnings per share of Class A common stock - basic	$ 0.38	$ 0.66	$ 1.22	$ 1.95
Earnings per share of Class A common stock - diluted	$ 0.38	$ 0.66	$ 1.20	$ 1.91
Class A common stock | Stock Option
Denominator:
Dilutive - share based payment arrangements			104,000
Class A common stock | Restricted Stock Units (RSUs)
Denominator:
Dilutive - share based payment arrangements	37,000		103,000
Class A common stock | Stock Option
Antidilutive securities excluded from the computation of diluted earnings per share	903	1,063	611	1,086
Class A common stock | Restricted Stock Units (RSUs)
Antidilutive securities excluded from the computation of diluted earnings per share	1,639	362	851	246
CWGS, LLC | Class A common stock | Common Units
Antidilutive securities excluded from the computation of diluted earnings per share	51,708	58,930