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Trade Accounts Receivable, Net
 3 Months Ended
Mar. 31, 2012
Trade Accounts Receivable, Net  
Trade Accounts Receivable, Net

2.             Trade Accounts Receivable, Net

 

Trade accounts receivable consisted of the following:

 

(in thousands)

 

 

 

At March 31,

 

At December 31,

 

 

 

2012

 

2011

 

2011

 

 

 

 

 

 

 

 

 

Trade accounts receivable

 

$

110,133

 

$

94,641

 

$

78,642

 

Allowance for doubtful accounts

 

(1,086

)

(1,457

)

(991

)

Allowance for sales discounts and returns

 

(1,790

)

(2,108

)

(1,231

)

 

 

$

107,257

 

$

91,076

 

$

76,420