Document And Entity Information - USD ($) $ in Billions	12 Months Ended
	Dec. 31, 2015	Feb. 22, 2016	Jun. 30, 2015
Document And Entity Information[Abstract]
Document Type	10-K
Amendment Flag	false
Document Period End Date	Dec. 31, 2015
Document Fiscal Period Focus	FY
Document Fiscal Year Focus	2015
Entity Registrant Name	Crocs, Inc.
Entity Central Index Key	0001334036
Current Fiscal Year End Date	--12-31
Entity Filer Category	Large Accelerated Filer
Common stock outstanding		73,010,000
Entity Public Float			$ 1.1
Entity Current Reporting Status	Yes
Entity Voluntary Filers	No
Entity Well-known Seasoned Issuer	No
Trading Symbol	crox