Quarterly report pursuant to Section 13 or 15(d)

Short-term Investments (Tables)

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Short-term Investments (Tables)
3 Months Ended
Jun. 30, 2015
Short-term Investments [Abstract]  
Short-term investments
The following table presents short-term investments as of June 30, 2015, and March 31, 2015:
(in thousands)
June 30, 2015
 
March 31, 2015
Certificates of deposit
$
5,778

 
$
7,912

Held-to-maturity, pre-refunded municipal bonds
10,293

 
15,994

    Total short-term investments
$
16,071

 
$
23,906