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FAIR VALUE MEASUREMENTS (Tables)
 9 Months Ended
Sep. 30, 2014
FAIR VALUE MEASUREMENTS  
Schedule of assets measured at fair value on a recurring basis

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

September 30, 2014

 

 

 

Quoted Prices in
Active Markets

 

Other Observable
Inputs

 

Unobservable
Inputs

 

 

 

$s in thousands

 

(Level 1)

 

(Level 2)

 

(Level 3)

 

Total

 

 

 

 

 

 

 

 

 

 

 

Assets:

 

 

 

 

 

 

 

 

 

Fixed-income securities (1)

 

$
400 

 

$
3,598 

 

$

—

 

$
3,998 

 

Money market funds (2)

 

$
1,726 

 

$

—

 

$

—

 

$
1,726 

 

Total

 

$
2,126 

 

$
3,598 

 

$

—

 

$
5,724 

 

 

 

 

 

December 31, 2013

 

 

 

Quoted Prices in
Active Markets

 

Other Observable
Inputs

 

Unobservable
Inputs

 

 

 

$s in thousands

 

(Level 1)

 

(Level 2)

 

(Level 3)

 

Total

 

 

 

 

 

 

 

 

 

 

 

Assets:

 

 

 

 

 

 

 

 

 

Fixed-income securities (1)

 

$
399 

 

$
3,607 

 

$

—

 

$
4,006 

 

Money market funds (2)

 

$
91 

 

$

—

 

$

—

 

$
91 

 

Total

 

$
490 

 

$
3,607 

 

$

—

 

$
4,097 

 

 

(1) We invest a portion of our Restricted cash and investments in fixed-income securities, including U.S. Treasury and U.S. agency securities. We measure the fair value of U.S. Treasury securities using quoted prices for identical assets in active markets. We measure the fair value of U.S. agency securities using observable market activity for similar assets. The fair value of our fixed-income securities approximates our cost basis in the investments.

(2) We invest a portion of our Restricted cash and investments in money market funds. We measure the fair value of these money market fund investments using quoted prices for identical assets in active markets.