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Property and Equipment (Tables)
12 Months Ended
Sep. 30, 2019
Property, Plant and Equipment [Abstract]  
Property, Plant and Equipment [Table Text Block]
 
Estimated Useful Lives in Years
Year Ended September 30,
 
2019
 
2018
Land
N/A
$
1,436

 
$
1,348

Buildings and improvements
5-20
13,608

 
12,479

Machinery and equipment
3-10
30,600

 
27,443

Information systems
2-8
7,945

 
7,854

Furniture and fixtures
5-7
1,587

 
1,579

 
 
$
55,176

 
$
50,703

Less-Accumulated depreciation
 
(29,560
)
 
(25,613
)
Construction in progress
 
130

 
274

Property and equipment, net
 
$
25,746

 
$
25,364