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Inventories
9 Months Ended
Sep. 30, 2011
Inventories [Abstract] 
Inventories

5.         Inventories

 

            Inventories are stated at the lower of cost (using the first-in, first-out method) or market. Cost includes material, labor and overhead; market is replacement cost or realizable value after allowance for costs of distribution.

 

            Inventories consisted of the following at (in thousands):

 

September 30,

December 31,

2011

2010

2010

Raw material

$

84,294

$

65,432

$

59,204

Work in process

2,335

1,792

1,683

Finished goods

11,136

6,897

8,441

Inventories

$

97,765

$

74,121

$

69,328