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Schedule II - Valuation and Qualifying Accounts
12 Months Ended
Mar. 31, 2013
Valuation and Qualifying Accounts [Abstract]  
Schedule II - Valuation and Qualifying Accounts
Schedule II - Valuation and Qualifying Accounts Years ended March 31, 2013, 2012 and 2011

 
Balance at
Charged to
 
Balance at
 
beginning of
costs and
 
end of
(In thousands)
year
expenses
Deductions
year
2013
 
 
 
 
Allowance for doubtful accounts
$
632

$
423

$
(168
)
$
887

2012
 
 
 
 
Allowance for doubtful accounts
$
661

$
226

$
(255
)
$
632

2011
 
 
 
 
Allowance for doubtful accounts
$
1,223

$
172

$
(734
)
$
661