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Fair Value Measurements (Tables)
9 Months Ended
Sep. 30, 2011
Fair Value Measurements 
Assets and liabilities 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)

 

September 30, 2011
Total

 

Assets:

 

 

 

 

 

 

 

 

 

 

 

Investment in corporate debt securities

 

Other assets

 

$

6,090

 

$

—

 

$

—

 

$

6,090

 

 

 

 

 

 

 

 

 

 

 

 

 

Liabilities:

 

 

 

 

 

 

 

 

 

 

 

Interest rate swap contracts

 

Accrued interest

 

—

 

1,437

 

—

 

1,437

 

 

 

 

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, 2010
Total

 

Assets:

 

 

 

 

 

 

 

 

 

 

 

Investment in corporate debt securities

 

Other assets

 

$

5,828

 

$

—

 

$

—

 

$

5,828

 

 

 

 

 

 

 

 

 

 

 

 

 

Liabilities:

 

 

 

 

 

 

 

 

 

 

 

Interest rate swap contracts

 

Accrued interest

 

—

 

16,746

 

—

 

16,746