Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurements (Details)

v2.4.0.8
Fair Value Measurements (Details) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2012
Fair Value Measurements  
Available-for-sale securities $ 4,411
Certificates of deposit
 
Fair Value Measurements  
Available-for-sale securities 4,411
Recurring basis | Fair Value | Certificates of deposit
 
Fair Value Measurements  
Available-for-sale securities 4,411
Recurring basis | Significant Other Observable Inputs (Level 2) | Certificates of deposit
 
Fair Value Measurements  
Available-for-sale securities $ 4,411