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Comprehensive (Loss) Income
 6 Months Ended
Mar. 31, 2012
Comprehensive Income (Loss), Net of Tax, Attributable to Parent [Abstract]  
COMPREHENSIVE (LOSS) INCOME
COMPREHENSIVE INCOME
Comprehensive income is comprised of net income, foreign currency translation adjustments and unrealized gain (loss) on available-for-sale marketable securities, net of tax. Comprehensive income was (in thousands):
 
Three months ended
March 31,
 
Six months ended
March 31,
 
2012
 
2011
 
2012
 
2011
Net income
$
2,122

 
$
2,239

 
$
2,846

 
$
4,555

Other comprehensive income:
 
 
 
 
 
 
 
Change in foreign currency translation adjustment
(139
)
 
2,777

 
(1,922
)
 
769

Change in net unrealized gain (loss) on investments
64

 
(34
)
 
87

 
(41
)
Less income tax (provision) benefit
(25
)
 
13

 
(34
)
 
16

Reclassification of realized loss included in net income
—

 
—

 
12

 
—

Less income tax benefit
—

 
—

 
(5
)
 
—

Comprehensive income
$
2,022

 
$
4,995

 
$
984

 
$
5,299