Date Form Description PDF XBRL Pages
03/28/12 10-K Annual report pursuant to Section 13 and 15(d)
Documents
EX-31.1
EX-31.2
EX-32.1
EX-32.2
 68
02/14/12 SC 13G/A Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities by passive investors and certain institutions 9
02/14/12 SC 13G Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities by passive investors and certain institutions 4
02/13/12 SC 13G/A Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities by passive investors and certain institutions 6
02/10/12 SC 13G Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities by passive investors and certain institutions 7
11/14/11 10-Q Quarterly report pursuant to Section 13 or 15(d)
Documents
EX-31.1
EX-31.2
EX-32.1
EX-32.2
 23
09/08/11 4 Statement of changes in beneficial ownership of securities 2
09/01/11 10-Q/A Quarterly report pursuant to Section 13 or 15(d) 3
08/15/11 10-Q Quarterly report pursuant to Section 13 or 15(d)
Documents
EX-31.1
EX-31.2
EX-32.1
EX-32.2
 24
07/29/11 4 Statement of changes in beneficial ownership of securities 2
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