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Valuation and Qualifying Accounts Valuation and Qualifying Accounts (Tables)
 12 Months Ended
Mar. 31, 2016
Valuation and Qualifying Accounts Disclosure [Line Items]  
Schedule of Valuation and Qualifying Accounts Disclosure [Text Block]
 
 
Balance at
beginning of
year
 
Additions
charged to
expense
 
Additions(1)
 
(Deductions)(2)
 
Balance at
end of year
For year ended March 31, 2016:
 
 
 
 
 
 
 
 
 
 
Allowance for doubtful accounts receivable
 
$
6,475

 
2,028

 
(47
)
 
(1,964
)
 
$
6,492

For year ended March 31, 2015:
 
 
 
 
 
 
 
 
 
 
Allowance for doubtful accounts receivable
 
$
6,535

 
171

 
85

 
(316
)
 
$
6,475

For year ended March 31, 2014:
 
 
 
 
 
 
 
 
 
 
Allowance for doubtful accounts receivable
 
$
5,372

 
2,191

 
6

 
(1,034
)
 
$
6,535