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Cash, Cash Equivalents, Restricted Cash, and Short-term Investments (Tables)
 12 Months Ended
Dec. 31, 2013
Cash and Cash Equivalents [Abstract]  
Summary of Cash and Cash Equivalent and Restricted Cash
Cash, cash equivalents, restricted cash, and short-term investments consist of the following:
 
 
 
December 31
 
 
 
2013
 
2012
 
 
 
(In thousands)
 
 
 
 
 
 
 
 
 
Cash
 
$
930
 
$
729
 
Money market
 
 
9,084
 
 
8,167
 
Total cash and cash equivalents
 
$
10,014
 
$
8,896
 
 
 
 
 
 
 
 
 
Corporate bonds
 
$
6,191
 
$
907
 
Total short-term investments
 
$
6,191
 
$
907
 
 
 
 
 
 
 
 
 
Total restricted cash
 
$
375
 
$
375
 
 
 
 
 
 
 
 
 
Total
 
$
16,580
 
$
10,178