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Fair Value Measurements (Tables)
6 Months Ended
Jun. 30, 2012
Fair Value Measurements  
Assets measured at fair value on a recurring basis

 

 

 

 

Balance Sheet
Location

 

Quoted Prices in
Active Markets for
Identical Assets or
Liabilities (Level 1)

 

Significant Other
Observable Inputs
(Level 2)

 

Significant
Unobservable
Inputs (Level 3)

 

June 30, 2012
Total

 

Assets:

 

 

 

 

 

 

 

 

 

 

 

Investment in corporate debt securities

 

Other assets

 

$

 

$

6,755

 

$

 

$

6,755

 

 

 

 

Balance Sheet
Location

 

Quoted Prices in
Active Markets for
Identical Assets or
Liabilities (Level 1)

 

Significant Other
Observable Inputs
(Level 2)

 

Significant
Unobservable
Inputs (Level 3)

 

December 31, 2011
Total

 

Assets:

 

 

 

 

 

 

 

 

 

 

 

Investment in corporate debt securities

 

Other assets

 

$

 

$

6,790

 

$

 

$

6,790