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Note 8 - Accrued Expenses (Tables)
6 Months Ended
Mar. 31, 2015
Notes Tables  
Schedule of Accrued Liabilities [Table Text Block]
 
 
As of
 
 
 
March 31,
 
 
September 30,
 
 
 
201
5
 
 
2014
 
Payroll and employee-related expenses
  $ 7,314       5,886  
Accrued income taxes payable
    6,672       4,868  
Accrued property, sales and use tax payable
    3,351       3,409  
Accrued marketing expenses
    971       421  
Deferred revenue related to gift card sales
    838       725  
Other
    613       513  
Total accrued expenses
  $ 19,759       15,822