Quarterly Financial Information (Unaudited) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Quarterly Financial Information
Revenue	$ 670,032	$ 991,071	$ 1,067,855	$ 797,748	$ 647,311	$ 948,005	$ 993,446	$ 697,332	$ 3,526,706	$ 3,286,094	$ 2,634,998
Income from operations	34,235	87,741	103,351	56,041	24,457	76,221	93,891	49,941	281,368	244,510	185,076
Net income	13,635	68,416	83,406	37,780	11,999	57,650	75,212	33,669	203,237	178,530	123,626
Net income attributable to Camping World Holdings, Inc.	$ 2,059	68,416	83,406	37,780	11,999	57,650	75,212	33,669	191,661	178,530	123,626
Costs applicable to revenue (exclusive of depreciation and amortization shown separately below):
Total costs applicable to revenue									2,528,105	2,382,830	1,888,803
Selling, general, and administrative									691,884	634,890	536,485
Floor plan interest expense									(18,854)	(11,248)	(10,675)
Earnings per share of Class A common stock (1):
Basic	$ 0.11
Diluted	$ 0.09
Assets
Inventories, net	$ 909,254	802,379	908,705	1,001,633	861,847	774,059	821,204	829,331	909,254	861,847	670,893
Other assets	$ 17,931	19,049	17,747	17,351	16,573	16,571	16,644	15,546	17,931	16,573	15,124
Stockholders' equity
Members' Equity		(358,818)	(290,286)	(285,648)	(294,860)	(282,221)	(284,988)	(228,565)		(294,860)	(242,613)
As Reported
Quarterly Financial Information
Revenue										3,333,261	2,673,953
Income from operations										245,689	186,606
Net income										178,530	125,156
Net income attributable to Camping World Holdings, Inc.										178,530	125,156
Costs applicable to revenue (exclusive of depreciation and amortization shown separately below):
Total costs applicable to revenue										2,419,299	1,918,606
Floor plan interest expense										(12,427)	(10,675)
Assets
Inventories, net		808,089	915,153	1,009,555	868,939	779,636	826,926	835,736		868,939	676,806
Other assets		17,870	16,568	16,172	15,394	16,571	16,644	15,546		15,394	15,124
Stockholders' equity
Members' Equity		(354,287)	(285,017)	(278,905)	(288,947)	(276,644)	(279,266)	(222,160)		(288,947)	(236,700)	$ 375,100
Adjustment
Quarterly Financial Information
Revenue										(47,167)	(38,955)
Income from operations										(1,179)	(1,530)
Net income											(1,530)
Net income attributable to Camping World Holdings, Inc.											(1,530)
Costs applicable to revenue (exclusive of depreciation and amortization shown separately below):
Total costs applicable to revenue										(36,469)	(29,803)
Floor plan interest expense										1,179
Assets
Inventories, net		(5,710)	(6,448)	(7,922)	(7,092)	(5,577)	(5,722)	(6,405)		(7,092)	(5,913)
Other assets		1,179	1,179	1,179	1,179					1,179
Stockholders' equity
Members' Equity		(4,531)	(5,269)	(6,743)	(5,913)	(5,577)	(5,722)	(6,405)		(5,913)	(5,913)	$ (4,400)
Operating Segments
Quarterly Financial Information
Income from operations									292,809	260,052	201,599
Retail
Quarterly Financial Information
Revenue									3,341,933	3,111,494	2,472,400
Costs applicable to revenue (exclusive of depreciation and amortization shown separately below):
Total costs applicable to revenue									2,448,833	2,301,081	1,814,738
Retail | New vehicles
Quarterly Financial Information
Revenue									1,866,182	1,606,465	1,174,816
Costs applicable to revenue (exclusive of depreciation and amortization shown separately below):
Total costs applicable to revenue									1,604,534	1,379,156	1,006,389
Retail | Used vehicles
Quarterly Financial Information
Revenue									705,893	806,399	680,190
Costs applicable to revenue (exclusive of depreciation and amortization shown separately below):
Total costs applicable to revenue									555,113	646,936	546,622
Retail | Parts, services and other
Quarterly Financial Information
Revenue									540,019	507,810	482,254
Costs applicable to revenue (exclusive of depreciation and amortization shown separately below):
Total costs applicable to revenue									289,186	274,989	261,727
Retail | Finance and insurance, net
Quarterly Financial Information
Revenue									229,839	190,820	135,140
Retail | Operating Segments
Quarterly Financial Information
Revenue		991,071	1,067,855	797,748	647,311	948,005	993,446	697,332		3,111,494	2,472,400
Income from operations		87,741	103,351	56,041	25,203	76,568	93,544	49,195	$ 203,763	179,530	128,084
Net income attributable to Camping World Holdings, Inc.		68,416	83,406	37,780	11,999	57,650	75,212	33,669
Costs applicable to revenue (exclusive of depreciation and amortization shown separately below):
Total costs applicable to revenue										2,301,081	1,814,738
Selling, general, and administrative		186,255	190,323	160,388	148,994	174,141	173,565	138,190		634,890	536,485
Floor plan interest expense		(4,322)	(5,387)	(5,142)	(1,854)	(3,013)	(3,436)	(2,945)
Retail | Operating Segments | As Reported
Quarterly Financial Information
Revenue		1,005,987	1,084,431	809,676	656,408	961,966	1,007,066	707,821		3,158,661	2,511,355
Income from operations		87,003	101,877	56,871	26,718	76,423	92,861	49,687			129,600
Net income attributable to Camping World Holdings, Inc.		67,678	81,932	38,610	12,335	57,505	74,529	34,161
Costs applicable to revenue (exclusive of depreciation and amortization shown separately below):
Total costs applicable to revenue										2,337,550	1,844,541
Selling, general, and administrative		188,858	192,947	163,149	152,064	176,466	175,686	140,193		644,409	544,107
Floor plan interest expense		(4,322)	(5,387)	(5,142)	(3,033)	(3,013)	(3,436)	(2,945)
Retail | Operating Segments | Adjustment
Quarterly Financial Information
Revenue		(14,916)	(16,576)	(11,928)	(9,097)	(13,961)	(13,620)	(10,489)		(47,167)	(38,955)
Income from operations		738	1,474	(830)	(1,515)	145	683	(492)			(1,500)
Net income attributable to Camping World Holdings, Inc.		738	1,474	(830)	(336)	145	683	(492)
Costs applicable to revenue (exclusive of depreciation and amortization shown separately below):
Total costs applicable to revenue										(36,469)	(29,803)
Selling, general, and administrative		(2,603)	(2,624)	(2,761)	(3,070)	(2,325)	(2,121)	(2,003)		(9,519)	(7,622)
Floor plan interest expense					1,179
Retail | Operating Segments | New vehicles
Quarterly Financial Information
Revenue		545,154	578,289	409,476	292,821	467,709	509,231	336,704		1,606,465	1,174,816
Costs applicable to revenue (exclusive of depreciation and amortization shown separately below):
Total costs applicable to revenue		471,140	495,159	350,848	251,811	402,284	434,700	290,361		1,379,156	1,006,389
Retail | Operating Segments | New vehicles | As Reported
Quarterly Financial Information
Revenue		545,231	578,728	409,504	293,048	468,084	509,641	337,017		1,607,790	1,176,838
Costs applicable to revenue (exclusive of depreciation and amortization shown separately below):
Total costs applicable to revenue		474,944	499,385	351,588	252,284	405,448	438,065	291,561		1,387,358	1,012,494
Retail | Operating Segments | New vehicles | Adjustment
Quarterly Financial Information
Revenue		(77)	(439)	(28)	(227)	(375)	(410)	(313)		(1,325)	(2,022)
Costs applicable to revenue (exclusive of depreciation and amortization shown separately below):
Total costs applicable to revenue		(3,804)	(4,226)	(740)	(473)	(3,164)	(3,365)	(1,200)		(8,202)	(6,105)
Retail | Operating Segments | Used vehicles
Quarterly Financial Information
Revenue		181,675	216,526	178,763	160,559	237,916	235,160	172,764		806,399	680,190
Costs applicable to revenue (exclusive of depreciation and amortization shown separately below):
Total costs applicable to revenue		138,637	170,934	145,088	130,123	190,525	188,231	138,057		646,936	546,622
Retail | Operating Segments | Used vehicles | As Reported
Quarterly Financial Information
Revenue		181,820	217,358	178,816	160,621	238,018	235,271	172,849		806,759	680,786
Costs applicable to revenue (exclusive of depreciation and amortization shown separately below):
Total costs applicable to revenue		140,516	174,325	146,909	130,120	192,119	190,241	139,755		652,235	551,702
Retail | Operating Segments | Used vehicles | Adjustment
Quarterly Financial Information
Revenue		(145)	(832)	(53)	(62)	(102)	(111)	(85)		(360)	(596)
Costs applicable to revenue (exclusive of depreciation and amortization shown separately below):
Total costs applicable to revenue		(1,879)	(3,391)	(1,821)	3	(1,594)	(2,010)	(1,698)		(5,299)	(5,080)
Retail | Operating Segments | Parts, services and other
Quarterly Financial Information
Revenue		151,090	157,742	113,484	114,064	143,569	147,113	103,064		507,810	482,254
Costs applicable to revenue (exclusive of depreciation and amortization shown separately below):
Total costs applicable to revenue		81,105	83,041	59,635	63,870	78,802	78,134	54,183		274,989	261,727
Retail | Operating Segments | Parts, services and other | As Reported
Quarterly Financial Information
Revenue		166,076	173,353	125,530	122,993	157,214	160,381	113,246		553,834	518,905
Costs applicable to revenue (exclusive of depreciation and amortization shown separately below):
Total costs applicable to revenue		88,473	90,850	65,411	67,912	85,825	84,941	59,279		297,957	280,345
Retail | Operating Segments | Parts, services and other | Adjustment
Quarterly Financial Information
Revenue		(14,986)	(15,611)	(12,046)	(8,929)	(13,645)	(13,268)	(10,182)		(46,024)	(36,651)
Costs applicable to revenue (exclusive of depreciation and amortization shown separately below):
Total costs applicable to revenue		(7,368)	(7,809)	(5,776)	(4,042)	(7,023)	(6,807)	(5,096)		(22,968)	(18,618)
Retail | Operating Segments | Finance and insurance, net
Quarterly Financial Information
Revenue		67,710	69,870	51,027	33,014	57,909	59,325	40,572		190,820	135,140
Retail | Operating Segments | Finance and insurance, net | As Reported
Quarterly Financial Information
Revenue		67,418	69,564	50,828	32,893	57,748	59,156	40,481		190,278	134,826
Retail | Operating Segments | Finance and insurance, net | Adjustment
Quarterly Financial Information
Revenue		$ 292	$ 306	$ 199	$ 121	$ 161	$ 169	$ 91		$ 542	$ 314