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Inventories
3 Months Ended
Mar. 31, 2012
Inventories
Note 4.        Inventories

Inventories are stated at the lower of cost or market.  Cost is determined using FIFO or the weighted average cost method.  Finished goods and work-in-process inventories include material, labor and manufacturing overhead costs.  In accordance with industry practice, costs in inventory include amounts relating to long-term contracts with long production cycles and inventory items with long procurement cycles, some of which are not expected to be realized within one year.  Work-in-process inventories include costs and estimated earnings in excess of billings on uncompleted contracts and excess over average costs on long-term contracts.  Finished goods inventories primarily consist of aerospace fasteners.  Inventories consist of the following:
 
   
March 31, 2012
   
December 31, 2011
 
Purchased materials and component parts
  $ 181.7     $ 165.3  
Work-in-process
    320.9       295.4  
Finished goods
    1,124.0       1,019.7  
    $ 1,626.6     $ 1,480.4