XML 49 R16.htm IDEA: XBRL DOCUMENT v2.4.0.6
Fair Value Measurements (Tables)
3 Months Ended
Mar. 31, 2013
Fair Value Measurement, Cash Equivalent

As of March 31, 2013 and December 31, 2012, cash equivalents consisted of the following:

 

 

 

 

 

 

 

March 31, 2013 

 

 

 

Gross

Gross

Gross

Estimated

 

Amortized

Unrealized

Unrealized

Fair

 

Cost 

Gains 

(Losses) 

Value 

 

 

 

 

 

Commercial paper             

$              2,817             

$              -             

$              -             

$              2,817             

 

 

 

 

 

Total included in cash and cash equivalents             

$              2,817             

$              -             

$              -             

$              2,817             

 

 

 

 

 

 

 

 

December 31, 2012 

 

 

 

Gross

Gross

Gross

Estimated

 

Amortized

Unrealized

Unrealized

Fair

 

Cost 

Gains 

(Losses) 

Value 

 

 

 

 

 

Commercial paper             

$              2,009             

$              -             

$              -             

$              2,009             

 

 

 

 

 

Total included in cash and cash equivalents             

$              2,009             

$              -             

$              -             

$              2,009