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Accumulated Other Comprehensive Loss (Tables)
 12 Months Ended
Sep. 30, 2016
Equity [Abstract]  
Schedule of Accumulated Other Comprehensive Income (Loss)
 The components of accumulated other comprehensive loss are as follows:
 
 
Effect of Foreign Currency Translation
 
Minimum Pension Liability
 
Accumulated Other Comprehensive Loss
 
 
(Amounts in thousands)
Balance as of September 30, 2014
 
$
(2,495
)
 
$
(5,429
)
 
$
(7,924
)
Change in period
 
(330
)
 
(68
)
 
(398
)
Tax effect of change in period
 
—

 
(63
)
 
(63
)
Balance as of September 30, 2015
 
$
(2,825
)
 
$
(5,560
)
 
$
(8,385
)
Change in period
 
18

 
(3,413
)
 
(3,395
)
Tax effect of change in period
 
—

 
(151
)
 
(151
)
Balance as of September 30, 2016
 
$
(2,807
)
 
$
(9,124
)
 
$
(11,931
)