Date Form Description PDF XBRL Pages
11/13/12 4 Statement of changes in beneficial ownership of securities Abstract: Lubbers Arend D
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PDF 3
11/13/12 4 Statement of changes in beneficial ownership of securities Abstract: Rosenbach Thomas P
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PDF 3
11/02/12 8-K Current report filing Abstract:
PDF 3
11/02/12 4 Statement of changes in beneficial ownership of securities Abstract: Postma Richard L
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PDF 3
11/02/12 4 Statement of changes in beneficial ownership of securities Abstract: Haan Ronald L
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PDF 3
10/25/12 10-Q Quarterly report pursuant to Section 13 or 15(d) Abstract:
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PDF Document Table XBRL XAML 58
10/25/12 8-K Current report filing Abstract:
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PDF 12
08/10/12 4 Statement of changes in beneficial ownership of securities Abstract: Postma Richard L
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PDF 3
08/02/12 4 Statement of changes in beneficial ownership of securities Abstract: Herr Robert L
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PDF 3
07/26/12 10-Q Quarterly report pursuant to Section 13 or 15(d) Abstract:
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PDF Document Table XBRL XAML 58