SEC Filings

Filing date	Form	Description	View
Dec 20, 2019	10-K	Annual report which provides a comprehensive overview of the company for the past year	View HTML 0001628280-19-015259.pdf 0001628280-19-015259.rtf 0001628280-19-015259.xls EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT
Dec 17, 2020	10-K	Annual report which provides a comprehensive overview of the company for the past year	View HTML 0000771497-20-000018.pdf 0000771497-20-000018.rtf 0000771497-20-000018.xls EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA
Dec 22, 2021	10-K	Annual report which provides a comprehensive overview of the company for the past year	View HTML 0000771497-21-000038.pdf 0000771497-21-000038.rtf 0000771497-21-000038.xls EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA
Dec 21, 2022	10-K	Annual report which provides a comprehensive overview of the company for the past year	View HTML 0000771497-22-000028.pdf 0000771497-22-000028.rtf 0000771497-22-000028.xls EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA
Dec 18, 2023	10-K	Annual report which provides a comprehensive overview of the company for the past year	View HTML 0000771497-23-000025.pdf 0000771497-23-000025.rtf 0000771497-23-000025.xls EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA

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