XML 81 R62.htm IDEA: XBRL DOCUMENT v3.3.1.900
SEGMENT DATA (Details 3) - Sales - Customer concentration - Single customer - Residential - customer
12 Months Ended
Oct. 31, 2015
Oct. 31, 2014
Oct. 31, 2013
Concentration Risk      
Number of customers 1 1 1
Percentage of consolidated gross sales accounted for by one customer (as a percent)   11.00% 10.00%