Annual Reports 2023 Annual Report 13 MB 2024 Proxy Statement 2022 Annual Report 1.5 MB 2023 Proxy Statement Proxy Statements Filing date Form View Mar 27, 1998 DEF 14A View HTML 0000910195-98-000135.pdf 0000910195-98-000135.rtf Apr 2, 2013 DEF 14A View HTML 0001188112-13-000912.pdf 0001188112-13-000912.rtf 0001188112-13-000912.xls Mar 30, 2018 DEF 14A View HTML 0001144204-18-018078.pdf 0001144204-18-018078.rtf 0001144204-18-018078.xls Apr 5, 2023 DEF 14A View HTML 0001140361-23-016638.pdf 0001140361-23-016638.rtf 0001140361-23-016638.xls EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA Form 10-K Filing date View Feb 23, 2024 View HTML 0000857855-24-000010.pdf 0000857855-24-000010.rtf 0000857855-24-000010.xls EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA Feb 24, 2023 View HTML 0000857855-23-000005.pdf 0000857855-23-000005.rtf 0000857855-23-000005.xls EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA Form 10-Q There are no SEC filings available.