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Trade Receivables
 12 Months Ended
Dec. 31, 2011
Receivables [Abstract]  
Trade Receivables
TRADE RECEIVABLES

Changes in the Company's allowance for doubtful trade receivables in the years ended December 31, 2011 and 2010 were as follows (in thousands):

 
2011
 
2010
Balance, January 1
$
301

 
$
4,160

Charges to bad debt expense
156

 
486

Writeoffs, net of recoveries
(157
)
 
(4,345
)
Balance, December 31
$
300

 
$
301


Writeoffs, net of recoveries, in 2010 primarily consisted of uncollectible trade receivables of the Company's Commercial business discontinued operation.