Filing Type: View All 10-K 10-K405 10-Q 10-Q/A 144 3 3/A 4 4/A 424B3 424B4 5 8-A12B 8-A12B/A 8-A12G 8-K 8-K/A ARS CORRESP DEF 14A DEFA14A DEFR14A EFFECT PRE 14A S-1 S-1/A S-3 S-8 S-8 POS SC 13D SC 13D/A SC 13G SC 13G/A SCHEDULE 13G/A UPLOAD

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Date	Form	Description	PDF	XBRL	Pages
03/01/12	8-K	Current report filing			2
02/27/12	8-K	Current report filing Documents EX-99.1			3
02/27/12	8-K	Current report filing Documents EX-99.1			4
02/15/12	4	Statement of changes in beneficial ownership of securities			1
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			5
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	4	Statement of changes in beneficial ownership of securities			1
02/10/12	4	Statement of changes in beneficial ownership of securities			1
02/10/12	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			5
02/10/12	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			7