SEC Filings

Filing date	Form	Description	View
Feb 21, 2017	10-K	Annual report which provides a comprehensive overview of the company for the past year	View HTML 0000746838-17-000008.pdf 0000746838-17-000008.xls EX-101.INS - XBRL INSTANCE DOCUMENT
Mar 12, 2018	10-K	Annual report which provides a comprehensive overview of the company for the past year	View HTML 0000746838-18-000009.pdf 0000746838-18-000009.xls EX-101.INS - XBRL INSTANCE DOCUMENT
Mar 04, 2019	10-K	Annual report which provides a comprehensive overview of the company for the past year	View HTML 0000746838-19-000051.pdf 0000746838-19-000051.xls EX-101.INS - XBRL INSTANCE DOCUMENT
Feb 28, 2020	10-K	Annual report which provides a comprehensive overview of the company for the past year	View HTML 0000746838-20-000059.pdf 0000746838-20-000059.xls EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA
Feb 26, 2021	10-K	Annual report which provides a comprehensive overview of the company for the past year	View HTML 0000746838-21-000014.pdf 0000746838-21-000014.xls EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA
Feb 22, 2022	10-K	Annual report which provides a comprehensive overview of the company for the past year	View HTML 0000746838-22-000006.pdf 0000746838-22-000006.xls EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA
Mar 01, 2023	10-K	Annual report which provides a comprehensive overview of the company for the past year	View HTML 0000746838-23-000009.pdf 0000746838-23-000009.xls EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA

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