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Fair Value Measurement (Tables)
9 Months Ended
Sep. 30, 2013
Fair Value Measurement [Abstract]  
Fair Value Measurement, Cash Equivalent

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

September 30, 2013

 

 

 

Gross

 

 

Gross

 

 

Gross

 

 

Estimated

 

 

 

Amortized

 

 

Unrealized

 

 

Unrealized

 

 

Fair

 

 

 

Cost

 

 

Gains

 

 

(Losses)

 

 

Value

 

Commercial paper

$

576 

 

$

 -

 

$

 -

 

$

576 

 

Total included in cash and cash equivalents

$

576 

 

$

 -

 

$

 -

 

$

576 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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