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Schedule II - Consolidated Valuation and Qualifying Accounts - K
 12 Months Ended
Dec. 31, 2012
Valuation and Qualifying Accounts [Abstract]  
Schedule II
SCHEDULE II - CONSOLIDATED VALUATION AND QUALIFYING ACCOUNTS

(in thousands)
 
Additions
 
 
Description
Balance at beginning of period
Charged to costs and expenses
Transferred from (to) allowance for accounts / notes receivable
(1)
Deductions
Balance at end of period
Allowance for doubtful accounts receivable - Year ended December 31,
2012
$
4,799

$
(1,129
)
$
46

$
1,167

$
4,883

2011
5,684

(187
)
46

(744
)
4,799

2010
8,753

8,678

(101
)
(11,646
)
5,684

 
Allowance for doubtful notes receivable - Year ended December 31,
2012
$
208

$
—

$
(46
)
$
—

$
162

2011
254

—

(46
)
—

208

2010
7,950

38

101

(7,835
)
254

(1) Uncollectible accounts written off, net of recoveries and adjustments to estimates for the allowance accounts.