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Accounts Payable, Accrued Expenses and Other Liabilities
6 Months Ended
Jun. 30, 2013
Payables and Accruals [Abstract]  
Accounts Payable, Accrued Expenses and Other Liabilities
Accounts Payable, Accrued Expenses and Other Liabilities
The following table describes the principal components of accounts payable, accrued expenses and other liabilities recorded on our consolidated balance sheet as of:
 
December 31,
2012
 
June 30,
2013
Accounts payable and accrued expenses
$
21,507

 
$
27,223

Deferred federal income tax liability
48,217

 
53,037

Accrued interest payable
38,273

 
37,394

Lease discounts, net of amortization of $7,328 and $7,849 respectively
596

 
1,199

Total accounts payable, accrued expenses and other liabilities
$
108,593

 
$
118,853