Annual report pursuant to Section 13 and 15(d)

Marketable Securities Narrative (Details)

v2.4.0.8
Marketable Securities Narrative (Details)
12 Months Ended
Dec. 31, 2013
Minimum
 
Marketable Securities [Line Items]  
Available-for-sale maturity period 3 months
Maximum
 
Marketable Securities [Line Items]  
Available-for-sale maturity period 12 months