Quarterly report pursuant to Section 13 or 15(d)

Fair Value (Tables)

v2.4.0.6
Fair Value (Tables)
3 Months Ended
Mar. 31, 2013
Fair Value, Assets and Liabilities Measured on Recurring Basis [Abstract]  
Summary of financial instruments measured at fair value on a recurring basis
The following table presents our financial instruments that were measured at fair value on a recurring basis at March 31, 2013 by level within the fair value hierarchy (in thousands):
 
March 31, 2013
 
Level 1
 
Level 2
 
Level 3
 
Total
Financial Assets
 
 
 
 
 
 
 
Money market funds
$
17,931

 
$

 
$

 
$
17,931

Corporate bonds

 
8,446

 

 
8,446

U.S. Treasury obligations

 
5,509

 

 
5,509

Common shares of CO2 Solutions
930

 

 

 
930

Total
$
18,861

 
$
13,955

 
$

 
$
32,816

The following table presents our financial instruments that were measured at fair value on a recurring basis at December 31, 2012 by level within the fair value hierarchy (in thousands):
 
December 31, 2012
 
Level 1
 
Level 2
 
Level 3
 
Total
Financial Assets
 
 
 
 
 
 
 
Money market funds
$
24,789

 
$

 
$

 
$
24,789

Commercial paper

 
1,500

 

 
1,500

Corporate bonds

 
9,522

 

 
9,522

U.S. Treasury obligations

 
5,516

 

 
5,516

Common shares of CO2 Solutions
610

 

 

 
610

Total
$
25,399

 
$
16,538

 
$

 
$
41,937