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Accumulated Other Comprehensive Loss
 12 Months Ended
Sep. 30, 2017
Equity [Abstract]  
Accumulated Other Comprehensive Loss
Accumulated Other Comprehensive 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, 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
)
Change in period
 
(407
)
 
1,944

 
1,537

Tax effect of change in period
 
—

 
231

 
231

Balance as of September 30, 2017
 
$
(3,214
)
 
$
(6,949
)
 
$
(10,163
)


The changes in the minimum pension liability are net of amortization of net gain of $389 thousand in 2017 and net gain of $90 thousand in 2016 included in net periodic pension cost.