SEC Filing Keyword Search Group 3,4,5Annual FilingsCurrent ReportsMergers & AcquisitionsOtherProxy FilingsQuarterly FilingsRegistration Statements Filing year - Any -2024202320222021202020192018201720162015201420132012201120102009200820072006200520042003200220012000199919981997199619951994 Filing date Description Form View 02/28/2014 Annual report which provides a comprehensive overview of the company for the past year 10-K 0000850429-14-000024.rtf 0000850429-14-000024.xls 0000850429-14-000024.pdf EX-101.INS - XBRL INSTANCE DOCUMENT View HTML 03/02/2015 Annual report which provides a comprehensive overview of the company for the past year 10-K 0000850429-15-000015.rtf 0000850429-15-000015.xls 0000850429-15-000015.pdf EX-101.INS - XBRL INSTANCE DOCUMENT View HTML 02/29/2016 Annual report which provides a comprehensive overview of the company for the past year 10-K 0000850429-16-000109.rtf 0000850429-16-000109.xls 0000850429-16-000109.pdf EX-101.INS - XBRL INSTANCE DOCUMENT View HTML 02/22/2017 Annual report which provides a comprehensive overview of the company for the past year 10-K 0000850429-17-000018.rtf 0000850429-17-000018.xls 0000850429-17-000018.pdf EX-101.INS - XBRL INSTANCE DOCUMENT View HTML 03/18/2019 Annual report which provides a comprehensive overview of the company for the past year 10-K 0000850429-19-000008.rtf 0000850429-19-000008.xls 0000850429-19-000008.pdf EX-101.INS - XBRL INSTANCE DOCUMENT View HTML 03/16/2020 Annual report which provides a comprehensive overview of the company for the past year 10-K 0000850429-20-000014.rtf 0000850429-20-000014.xls 0000850429-20-000014.pdf EX-101.INS - XBRL INSTANCE DOCUMENT View HTML 03/16/2021 Annual report which provides a comprehensive overview of the company for the past year 10-K 0000850429-21-000020.rtf 0000850429-21-000020.xls 0000850429-21-000020.pdf EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA View HTML 03/11/2022 Annual report which provides a comprehensive overview of the company for the past year 10-K 0000850429-22-000007.rtf 0000850429-22-000007.xls 0000850429-22-000007.pdf EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA View HTML 03/16/2023 Annual report which provides a comprehensive overview of the company for the past year 10-K 0000850429-23-000004.rtf 0000850429-23-000004.xls 0000850429-23-000004.pdf EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA View HTML 03/15/2024 Annual report which provides a comprehensive overview of the company for the past year 10-K 0000850429-24-000004.rtf 0000850429-24-000004.xls 0000850429-24-000004.pdf EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA View HTML Pagination First page « First Previous page ‹ Previous Page 1 Page 2 Current page 3 Page 4 Page 5 Page 6 Page 7 Page 8 Page 9 … Next page Next › Last page Last » Data provided by Kaleidoscope.