| Date | Form | Description | XBRL | |
|---|---|---|---|---|
| 04/02/15 | DEF 14A | Definitive proxy statements |
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| 04/04/14 | DEF 14A | Definitive proxy statements |
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| 03/29/13 | DEF 14A | Definitive proxy statements |
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| 03/30/12 | DEF 14A | Definitive proxy statements |
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| 04/01/11 | DEF 14A | Definitive proxy statements |
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| 04/01/10 | DEF 14A | Definitive proxy statements |
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| 04/02/09 | DEF 14A | Definitive proxy statements |
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| 03/17/08 | DEF 14A | Definitive proxy statements |
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| 03/13/07 | DEF 14A | Definitive proxy statements |
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