| Date | Form | Description | XBRL | |
|---|---|---|---|---|
| 10/13/11 | Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities |
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| 09/27/11 | Annual report pursuant to Section 13 and 15(d) |
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| 09/26/11 | Current report filing |
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||
| 07/12/11 | Annual statement of changes in beneficial ownership of securities |
|
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| 05/13/11 | Quarterly report pursuant to Section 13 or 15(d) |
|
||
| 05/13/11 | Current report filing |
|
||
| 02/14/11 | Quarterly report pursuant to Section 13 or 15(d) |
|
||
| 02/14/11 | Current report filing |
|
||
| 11/18/10 | SEC-generated letter |
|
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| 11/17/10 | Current report filing |
|