XML 85 R41.htm IDEA: XBRL DOCUMENT v2.4.1.9
Note 2 - Allowance for Doubtful Accounts for Trade Accounts Receivable - Summary of Changes in the Allowance for Doubtful Accounts for Trade Accounts Receivable (Details) (USD $)
12 Months Ended
Oct. 31, 2014
Oct. 31, 2013
Oct. 31, 2012
Balance at beginning of year $ 74,073us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent $ 92,148us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent $ 145,616us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent
Bad debt expense (recovery) 18,915us-gaap_ProvisionForDoubtfulAccounts 20,461us-gaap_ProvisionForDoubtfulAccounts (10,327)us-gaap_ProvisionForDoubtfulAccounts
Losses charged to allowance    (38,922)us-gaap_AllowanceForDoubtfulAccountsReceivableWriteOffs (43,141)us-gaap_AllowanceForDoubtfulAccountsReceivableWriteOffs
Recoveries added to allowance    386us-gaap_AllowanceForDoubtfulAccountsReceivableRecoveries   
Balance at end of year $ 92,988us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent $ 74,073us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent $ 92,148us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent