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Leases
12 Months Ended
Dec. 31, 2011
Leases [Abstract]  
Leases of Lessee Disclosure [Text Block]
NOTE 14—LEASES:
CONSOL Energy uses various leased facilities and equipment in our operations. Future minimum lease payments under capital and operating leases, together with the present value of the net minimum capital lease payments, at December 31, 2011, are as follows:

 
 
Capital
 
Operating
 
 
Leases
 
Leases
Year Ended December 31,
 
 
 
 
2012
 
$
13,179

 
$
88,502

2013
 
11,417

 
82,568

2014
 
10,037

 
69,702

2015
 
8,406

 
57,418

2016
 
7,444

 
37,769

Thereafter
 
35,667

 
149,771

Total minimum lease payments
 
$
86,150

 
$
485,730

Less amount representing interest (0.75% – 7.36%)
 
22,029

 
 
Present value of minimum lease payments
 
64,121

 
 
Less amount due in one year
 
8,932

 
 
Total Long-Term Capital Lease Obligation
 
$
55,189

 
 

Rental expense under operating leases was $111,861, $94,137, and $77,960 for the years ended December 31, 2011, 2010 and 2009, respectively.