SEC Filings

Filing date	Form	Description	View
Apr 30, 2021	10-K/A	Amendment to a previously filed 10-K	View HTML 0001193125-21-145439.pdf 0001193125-21-145439.xls EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA
May 2, 2022	10-K/A	Amendment to a previously filed 10-K	View HTML 0001193125-22-136767.pdf 0001193125-22-136767.xls EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA
Mar 21, 2014	10-Q/A	Amendment to a previously filed 10-Q	View HTML 0001193125-14-108636.pdf 0001193125-14-108636.xls EX-101.INS - XBRL INSTANCE DOCUMENT
May 30, 2014	4/A	Amendment to a previously filed 4	View HTML 0001209191-14-038049.pdf
Aug 28, 2014	4/A	Amendment to a previously filed 4	View HTML 0001209191-14-054848.pdf
Apr 4, 2019	4/A	Amendment to a previously filed 4	View HTML 0000769993-19-000285.pdf
Jun 9, 2020	4/A	Amendment to a previously filed 4	View HTML 0001209191-20-035430.pdf 0001209191-20-035430.xls
Nov 4, 2022	8-K/A	Amendment to a previously filed 8-K	View HTML 0001193125-22-277355.pdf 0001193125-22-277355.xls EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA
Aug 28, 2014	3/A	An amendment to a 3 filing. Non-EDGAR filing	View HTML 0001209191-14-054847.pdf
Jun 5, 2015	3/A	An amendment to a 3 filing. Non-EDGAR filing	View HTML 0001209191-15-050621.pdf