1. BUSINESS OF THE COMPANY AND BASIS OF PRESENTATION	12 Months Ended
Oct. 31, 2016
Accounting Policies [Abstract]
1. BUSINESS OF THE COMPANY AND BASIS OF PRESENTATION	Crystal Rock Holdings, Inc. and Subsidiary (collectively, the "Company") is engaged in the production, marketing and distribution of bottled water and the distribution of coffee, ancillary products, various other refreshment products and office products. The Company operates exclusively as a home and office delivery business, using its own trucks to distribute throughout New England, New York, and New Jersey. In addition, it offers its products for sale over the internet and shipping through third parties. The consolidated financial statements of the Company include the accounts of Crystal Rock Holdings, Inc. and its wholly-owned subsidiary, Crystal Rock LLC. All inter-company transactions and balances have been eliminated in consolidation. The preparation of financial statements in conformity with accounting principles generally accepted in the United States of America requires management to make estimates and assumptions that affect the reported amounts of assets and liabilities and disclosure of contingent assets and liabilities at the date of the financial statements and the reported amounts of revenues and expenses during the reporting period. Actual results could differ from those estimates.

1. BUSINESS OF THE COMPANY AND BASIS OF PRESENTATION

12 Months Ended

Oct. 31, 2016

1. BUSINESS OF THE COMPANY AND BASIS OF PRESENTATION

Crystal Rock Holdings, Inc. and Subsidiary (collectively, the "Company") is engaged in the production, marketing and distribution of bottled water and the distribution of coffee, ancillary products, various other refreshment products and office products. The Company operates exclusively as a home and office delivery business, using its own trucks to distribute throughout New England, New York, and New Jersey. In addition, it offers its products for sale over the internet and shipping through third parties.

The consolidated financial statements of the Company include the accounts of Crystal Rock Holdings, Inc. and its wholly-owned subsidiary, Crystal Rock LLC. All inter-company transactions and balances have been eliminated in consolidation.

The preparation of financial statements in conformity with accounting principles generally accepted in the United States of America requires management to make estimates and assumptions that affect the reported amounts of assets and liabilities and disclosure of contingent assets and liabilities at the date of the financial statements and the reported amounts of revenues and expenses during the reporting period. Actual results could differ from those estimates.