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Organization and Summary of Significant Accounting Policies (Tables)
12 Months Ended
Dec. 31, 2012
Organization, Consolidation and Presentation of Financial Statements [Abstract]  
Intangible Assets
Intangible assets are amortized on a straight-line basis, except for customer lists, which are generally amortized on an accelerated basis, over the following useful lives:

Customer lists
5
-
15 years
Developed technology
5
-
15 years
Distribution agreements
5
-
11 years
License agreements and trademarks
5
-
15 years
Covenant not to compete
3
-
10 years
Patents
17 years
Royalty agreements
5 years
Property and Equipment
Depreciation is computed using the straight-line method over estimated useful lives as follows:

Buildings
40 years
Manufacturing equipment
4
-
20 years
Furniture and fixtures
3
-
10 years
Land improvements
10
-
20 years
Leasehold improvements
4
-
25 years