Accrued Expenses And Other Current Liabilities (Summary of Accrued Expenses and Other Current Liabilities Footnote) (Details) - item	Sep. 30, 2015	Dec. 31, 2014
Accrued Expenses And Other Current Liabilities [Abstract]
Individual Items Accounting For More Than Five Percent Of Balance Of Accrued Expenses	0	0
Percent Of Decision Point On Reporting Individual Items In Accrued Expenses	5.00%	5.00%

Individual items accounting for more than five percent of balance of accrued expenses.

No definition available.

Name:	crox_IndividualItemsAccountingForMoreThanFivePercentOfBalanceOfAccruedExpenses
Namespace Prefix:	crox_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant