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Intangible Assets
 9 Months Ended
Sep. 30, 2012
Finite-Lived Intangible Assets, Net [Abstract]  
Intangible Assets
Intangible Assets
Intangible assets at the balance sheet dates are comprised of the following:
 
 
September 30, 2012
(Dollars in thousands, lives in years)
Useful
Life
 
Historical
Cost
 
Accumulated
Amortization
 
Net
Balance
Customer relationships
9.0
 
$
50,000

 
$
(9,849
)
 
$
40,151

Trade names and trademarks
10.0
 
5,300

 
(927
)
 
4,373

Non-compete agreements
2.5
 
1,100

 
(770
)
 
330

Total intangible assets
 
 
$
56,400

 
$
(11,546
)
 
$
44,854

 
 
 
 
 
 
 
 
  
December 31, 2011
(Dollars in thousands, lives in years)
Useful
Life
 
Historical
Cost
 
Accumulated
Amortization
 
Net
Balance
Customer relationships
9.0
 
$
50,000

 
$
(5,682
)
 
$
44,318

Trade names and trademarks
10.0
 
5,300

 
(530
)
 
4,770

Non-compete agreements
2.5
 
1,100

 
(440
)
 
660

Total intangible assets
 
 
$
56,400

 
$
(6,652
)
 
$
49,748