Date Form Description XBRL Pages
02/29/12 S-3ASR Form S-3ASR: Automatic shelf registration statement of securities of well-known seasoned issuers 46
02/27/12 10-K Form 10-K: Annual report pursuant to Section 13 and 15(d) 187
02/16/12 4 Form 4: Statement of changes in beneficial ownership of securities 1
02/16/12 4 Form 4: Statement of changes in beneficial ownership of securities 1
02/16/12 4 Form 4: Statement of changes in beneficial ownership of securities 1
02/16/12 4 Form 4: Statement of changes in beneficial ownership of securities 1
02/16/12 4 Form 4: Statement of changes in beneficial ownership of securities 1
02/09/12 SC 13G/A Form 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 5
02/08/12 SC 13G/A Form 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 5
02/08/12 SC 13G Form 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 5
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