XML 39 R35.htm IDEA: XBRL DOCUMENT v2.4.0.8
INVESTMENT SECURITIES (Details) (USD $)
In Thousands, unless otherwise specified
 12 Months Ended 12 Months Ended 12 Months Ended
Dec. 31, 2012
Dec. 31, 2013
Dec. 31, 2011
Dec. 31, 2010
Dec. 31, 2013
Level 1 [Member]
Dec. 31, 2012
Level 1 [Member]
Dec. 31, 2013
Level 2 [Member]
Dec. 31, 2012
Level 2 [Member]
Dec. 31, 2013
Level 3 [Member]
Dec. 31, 2012
Level 3 [Member]
Dec. 31, 2013
U.S. government notes [Member]
Dec. 31, 2012
U.S. government notes [Member]
Dec. 31, 2013
U.S. government agencies [Member]
Dec. 31, 2012
U.S. government agencies [Member]
Dec. 31, 2013
Municipal securities [Member]
Dec. 31, 2012
Municipal securities [Member]
Dec. 31, 2013
Commercial paper [Member]
Dec. 31, 2012
Commercial paper [Member]
Dec. 31, 2013
Corporate debt securities [Member]
Dec. 31, 2012
Corporate debt securities [Member]
Dec. 31, 2013
Money Market Funds [Member]
Dec. 31, 2012
Money Market Funds [Member]
Dec. 31, 2013
Money Market Funds [Member]
Level 1 [Member]
Dec. 31, 2012
Money Market Funds [Member]
Level 1 [Member]
Dec. 31, 2013
Money Market Funds [Member]
Level 2 [Member]
Dec. 31, 2012
Money Market Funds [Member]
Level 2 [Member]
Dec. 31, 2013
Money Market Funds [Member]
Level 3 [Member]
Dec. 31, 2012
Money Market Funds [Member]
Level 3 [Member]
Dec. 31, 2013
Commercial Paper [Member]
Dec. 31, 2012
Commercial Paper [Member]
Dec. 31, 2013
Commercial Paper [Member]
Level 1 [Member]
Dec. 31, 2012
Commercial Paper [Member]
Level 1 [Member]
Dec. 31, 2013
Commercial Paper [Member]
Level 2 [Member]
Dec. 31, 2012
Commercial Paper [Member]
Level 2 [Member]
Dec. 31, 2013
Commercial Paper [Member]
Level 3 [Member]
Dec. 31, 2012
Commercial Paper [Member]
Level 3 [Member]
Dec. 31, 2013
Cash and Cash Equivalents [Member]
Dec. 31, 2012
Cash and Cash Equivalents [Member]
Dec. 31, 2013
Marketable Securities [Member]
Dec. 31, 2012
Marketable Securities [Member]
Dec. 31, 2013
Marketable Securities [Member]
Level 1 [Member]
Dec. 31, 2012
Marketable Securities [Member]
Level 1 [Member]
Dec. 31, 2013
Marketable Securities [Member]
Level 2 [Member]
Dec. 31, 2012
Marketable Securities [Member]
Level 2 [Member]
Dec. 31, 2013
Marketable Securities [Member]
Level 3 [Member]
Dec. 31, 2012
Marketable Securities [Member]
Level 3 [Member]
Investment Owned [Abstract]                                                                                            
Cash $ 2,198 $ 3,816                                                                                        
Cash equivalents                                         9,926 17,348             2,500 4,000                                
Cash and cash equivalents 23,546 16,242 14,020 12,519                                                                                    
Marketable securities 62,026 66,831                 10,522 4,009 25,858 24,958 2,039 4,206 10,242 10,519 18,170 18,334                                                    
Total cash, cash equivalents and marketable securities 85,572 83,073                                                                                        
Available-for-sale Securities [Abstract]                                                                                            
Amortized Cost 85,441 82,972                 10,516 4,005 25,823 24,910 2,043 4,184 10,239 10,515 18,109 18,281                                 16,242 23,546 66,730 61,895            
Gross Unrealized Gains 138 114                 11 4 38 48 1 23 3 4 61 59                                 0 0 114 138            
Gross Unrealized Losses (7) (13)                 (5) 0 (3) 0 (5) (1) 0 0 0 (6)                                 0 0 (13) (7)            
Fair Market Value 85,572 83,073                 10,522 4,009 25,858 24,958 2,039 4,206 10,242 10,519 18,170 18,334                                 16,242 23,546 66,831 62,026 0 0 66,831 62,026 0 0
Estimated fair value of marketable investments and long-term investments classified by contractual maturity date [Abstract]                                                                                            
Due in less than one year (fiscal year 2014)   26,685                                                                                        
Due in 1 to 3 years (fiscal year 2015- 2016)   40,146                                                                                        
Total   66,831                                                                                        
Cash Equivalents [Abstract]                                                                                            
Money market funds                                         9,926 17,348 9,926 17,348 0 0 0 0                                    
Commercial paper                                                         2,500 4,000 0 0 2,500 4,000 0 0                    
Short-term Marketable Investments [Abstract]                                                                                            
Available-for-sale securities 85,572 83,073                 10,522 4,009 25,858 24,958 2,039 4,206 10,242 10,519 18,170 18,334                                 16,242 23,546 66,831 62,026 0 0 66,831 62,026 0 0
Total assets at fair value 83,374 79,257     9,926 17,348 69,331 66,026 0 0                                                                        
Maturity of money market fund         3 months   36 months                                                                              
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]                                                                                            
Balance, beginning of period 3,027                                                                                          
Total gains or losses (realized or unrealized) Included in other comprehensive loss 262                                                                                          
Settlements (3,289)                                                                                          
Balance, end of period $ 0