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Note 2 - Dispositions, Relocations and Exit Activities - New Lease (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2015 | Dec. 31, 2014
Note 2 - Dispositions Relocations And Exit Activities - New Lease Details |  |
Government reimbursement received - China factory move |  | $ 815
Government reimbursement recognized - China factory move | $ 219 | 596
Expenses recognized - China factory move | $ 221 | $ 841

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