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Assets Held for Sale (Details Narrative) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Sep. 30, 2018
Jun. 30, 2018
Mar. 31, 2018
Dec. 31, 2017
Sep. 30, 2017
Jun. 30, 2017
Mar. 31, 2017
Sep. 30, 2016
Sep. 30, 2018
Sep. 30, 2017
Sep. 30, 2016
Jun. 06, 2017
Assets held for sale $ 2,902       $ 5,759     $ 7,700 $ 2,902 $ 5,759 $ 7,700 $ 1,500
Proceeds from properties held for sale 1,600       385 $ 1,500 $ 2,200 $ 1,400        
Gain loss on sale of properties           900 $ 116          
Asset impairment charges 3,200   $ 1,600   6,200 1,400     $ 4,736 7,639 $ 3,492  
Buildings and Land [Member]                        
Assets held for sale           $ 5,200            
Two Properties [Member]                        
Assets held for sale         $ 4,300         $ 4,300    
Proceeds from properties held for sale 7,200                      
One Property [Member]                        
Proceeds from properties held for sale       $ 675                
Gain loss on sale of properties       $ 481                
Real Estate Property [Member]                        
Proceeds from properties held for sale   $ 2,000                    
Four Real Estate Properties [Member]                        
Proceeds from properties held for sale $ 2,500