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Schedule II - Valuation and Qualifying Accounts
 12 Months Ended
Dec. 31, 2012
Valuation and Qualifying Accounts [Abstract]  
Schedule of valuation and qualifying accounts disclosure
Schedule II
Valuation and Qualifying Accounts (in thousands)

 
 
Balance at the
Beginning of
the Year ($)
 
Charged to
Expense ($)
 
Acquisitions/
Transfers
and
Other ($)
 
Write-offs
Net of
Recoveries ($)
 
Balance at
the End of
the Year ($)
Allowance for Doubtful Accounts:
 
 
 
 
 
 
 
 
 
 
December 31, 2010
 
386

 
(159
)
 
13

 
(89
)
 
151

December 31, 2011 (Restated)
 
151

 
300

 
(1
)
 
—

 
450

December 31, 2012
 
450

 
193

 
2

 
(488
)
 
157