Cover Page - shares	6 Months Ended
	Jun. 30, 2019	Jul. 24, 2019
Cover page.
Document Type	10-Q
Amendment Flag	false
Document Quarterly Report	true
Document Transition Report	false
Document Period End Date	Jun. 30, 2019
Document Fiscal Period Focus	Q2
Document Fiscal Year Focus	2019
Current Fiscal Year End Date	--12-31
Entity File Number	000-51754
Entity Registrant Name	CROCS, INC.
Entity Central Index Key	0001334036
Entity Incorporation, State or Country Code	DE
Entity Tax Identification Number	20-2164234
Entity Address, Address Line One	7477 East Dry Creek Parkway
Entity Address, City or Town	Niwot
Entity Address, State or Province	CO
Entity Address, Postal Zip Code	80503
City Area Code	303
Local Phone Number	848-7000
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Large Accelerated Filer
Entity Small Business	false
Entity Emerging Growth Company	false
Entity Shell Company	false
Title of 12(b) Security	Common Stock, par value $0.001 per share
Trading Symbol	CROX
Security Exchange Name	NASDAQ
Common stock outstanding (shares)		69,616,336