Quarterly Financial Information (Unaudited) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2017	Sep. 30, 2017	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2017		Dec. 31, 2016		Dec. 31, 2015
Quarterly Financial Information
Revenue	$ 888,992	$ 1,235,602	$ 1,279,026	$ 881,635	$ 668,903	$ 988,804	$ 1,065,259	$ 796,031	$ 4,285,255		$ 3,518,997		$ 3,278,817
Income from operations	44,291	110,664	136,521	69,904	32,128	87,572	104,053	55,437	361,380		279,190		240,273
Net income (loss)	(5,494)	83,752	105,093	49,623	11,528	68,247	84,108	37,176	232,974		201,059		174,293
Net income attributable to Camping World Holdings, Inc.	$ (18,093)	$ 19,589	$ 19,344	$ 7,522	$ 1,586	$ 68,247	$ 84,108	$ 37,176	28,362		191,117		$ 174,293
Class A common stock
Quarterly Financial Information
Net income (loss)									$ 232,974		$ 11,528
Earnings (loss) per share of Class A common stock (1):
Basic	$ (0.52)	$ 0.66	$ 0.84	$ 0.40	$ 0.08				$ 1.07	[1]	$ 0.08	[1]
Diluted	$ (0.52)	$ 0.66	$ 0.84	$ 0.38	$ 0.07				$ 1.07	[1]	$ 0.07	[1]

[1] Basic and diluted earnings per Class A common stock is applicable only for periods after the Company’s IPO. See Note 21 — Earnings Per Share.