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Fair Value Measurements (Tables)
6 Months Ended
Jun. 30, 2012
Fair Value Measurements  
Schedule of the valuation of financial instrument pricing levels

 

 

 

 

Total

 

Level 1

 

Level 2

 

Level 3

 

June 30, 2012

 

 

 

 

 

 

 

 

 

Available-for-sale securities

 

$

552 ,000

 

$

552,000

 

$

 

$

 

 

 

 

 

 

 

 

 

 

 

December 31, 2011

 

 

 

 

 

 

 

 

 

Available-for-sale securities

 

$

525,000

 

$

525,000

 

$

 

$