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Summary of Significant Accounting Policies (Details Narrative) - USD ($)
$ / shares in Units, $ in Thousands
12 Months Ended
Sep. 30, 2016
Sep. 30, 2015
Sep. 30, 2014
Sep. 29, 2016
Oct. 31, 2014
Sep. 30, 2013
Aug. 31, 2011
Property held for sale $ 1,400            
Goodwill $ 45,921 $ 52,641 $ 43,374        
Equity method investment, ownership percentage       31.00%      
Equity method investment, additional information Investments in companies in which the Company owns less than a 20% interest, or where the Company does not exercise significant influence, are accounted for at cost and reviewed for any impairment.            
Carrying value of the cost-method investment $ 1,200            
Noncontrolling interest, ownership percentage by parent       20.00%      
Antidilutive securities 72,400 353,400 234,189        
Convertible debt $ 2,700 $ 4,500 $ 9,300        
Debt instrument, convertible, conversion price             $ 10.00
Available-for-sale securities 0            
Accounting Standards Update 2015-03 [Member]              
Reclassified of debt issuance costs   340          
Accounting Standards Update 2015-17 [Member]              
Reclassified of current deferred tax assets   3,400          
Convertible Debt [Member]              
Dilutive convertible debentures 5,000 $ 5,000 $ 9,300        
Other Assets [Member]              
Business acquisition, percentage of voting interests acquired           12.00%  
Business acquisition cost of acquired entity purchase prices           $ 600  
Media Division [Member]              
Goodwill $ 567            
Minimum [Member]              
Equity method investment, ownership percentage 20.00%            
Business acquisition, percentage of voting interests acquired     15.00%        
Debt instrument, convertible, conversion price $ 10.00            
Maximum [Member]              
Equity method investment, ownership percentage 50.00%            
Noncontrolling interest, ownership percentage by parent         51.00%    
Debt instrument, convertible, conversion price $ 12.50            
Building [Member] | Minimum [Member]              
Property, plant and equipment, useful life 29 years            
Building [Member] | Maximum [Member]              
Property, plant and equipment, useful life 40 years            
Furniture, Equipment and Leasehold Improvements [Member] | Minimum [Member]              
Property, plant and equipment, useful life 5 years            
Furniture, Equipment and Leasehold Improvements [Member] | Maximum [Member]              
Property, plant and equipment, useful life 40 years