Document and Entity Information	6 Months Ended
	Apr. 30, 2013	Jun. 04, 2013
Document And Entity Information
Entity Registrant Name	Crystal Rock Holdings, Inc.
Entity Central Index Key	0001123316
Document Type	10-Q
Document Period End Date	Apr. 30, 2013
Amendment Flag	false
Current Fiscal Year End Date	--10-31
Is Entity a Well-known Seasoned Issuer?	No
Is Entity a Voluntary Filer?	No
Is Entity's Reporting Status Current?	Yes
Entity Filer Category	Smaller Reporting Company
Entity Common Stock, Shares Outstanding		21,368,911
Document Fiscal Period Focus	Q2
Document Fiscal Year Focus	2013