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Commitments and Contingencies (Tables)
 6 Months Ended
Jun. 30, 2012
Commitments and Contingencies Disclosure [Abstract]  
Future Minimum Annual Lease and Service Payments
As of June 30, 2012, future minimum annual lease and service payments for the Company were as follows:
 
Equipment Leases(a)
 
Service Payments
 
Facility Leases (b)
 
(dollars in thousands)
2012
$
1,650

 
$
5,580

 
$
8,777

2013
3,301

 
9,411

 
17,632

2014
1,548

 
7,428

 
15,376

2015
1,051

 
2,065

 
12,293

2016
194

 
194

 
11,404

Thereafter
—

 
—

 
53,585

 
$
7,744

 
$
24,678

 
$
119,067

(a)
Equipment Leases include the Company's commitments relating to operating and capital leases. See Note 14 for further information on capital lease minimum payments.
(b)
The Company has entered into various agreements to sublease certain of its premises. The Company recorded sublease income related to these leases of $0.3 million and $0.1 million for the three months ended June 30, 2012 and 2011, respectively, and $0.8 million and $0.2 million for the six months ended June 30, 2012 and 2011