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Supplemental Disclosure of Cash Flow Information (Tables)
12 Months Ended
Dec. 31, 2013
Supplemental Cash Flow Elements [Abstract]  
Supplemental cash flow information
 
 
Years Ended December 31,
 
 
2013
 
2012
 
2011
Cash paid during the year for:
 
 
 
 
 
 
Interest, net of interest capitalized
 
$
9,444

 
$
21,276

 
$
28,871

Income taxes
 
$
25,688

 
$
402

 
$
759

Non-cash operating activities decrease:
 
 
 
 
 
 
Real estate not owned
 
$
289

 
$

 
$
(866
)
Real estate acquired through notes payable
 
$
(9,705
)
 
$
(6,288
)
 
$