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Subsequent Events - Maui note (Details)
$ in Thousands
Nov. 30, 2016
USD ($)
installment
Oct. 31, 2016
USD ($)
Oct. 31, 2015
USD ($)
Maui note      
Notes receivable from San Rafael   $ 928 $ 1,286
San Rafael [Member] | Goodwill Promissory Note | Subsequent Event      
Maui note      
Notes receivable from San Rafael $ 1,300    
Number of monthly installment | installment 36    
Interest rate (as a percent) 4.50%