SEC Filing Keyword Search

Filing date Form Description Filing Group View
10-K/A

Amendment to a previously filed 10-K
Annual Filings
0000797468-02-000027.pdf
0000797468-02-000027.rtf
0000797468-02-000027.xls
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10-K/A

Amendment to a previously filed 10-K
Annual Filings
0000797468-23-000031.pdf
0000797468-23-000031.rtf
0000797468-23-000031.xls
EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA View HTML
11-K

An annual report of employee stock purchase, savings and similar plans
Annual Filings
0000797468-18-000010.pdf
0000797468-18-000010.xls
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11-K

An annual report of employee stock purchase, savings and similar plans
Annual Filings
0000797468-02-000018.pdf
0000797468-02-000018.rtf
0000797468-02-000018.xls
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11-K

An annual report of employee stock purchase, savings and similar plans
Annual Filings
0000797468-01-500016.pdf
0000797468-01-500016.rtf
0000797468-01-500016.xls
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11-K

An annual report of employee stock purchase, savings and similar plans
Annual Filings
0000797468-02-000025.pdf
0000797468-02-000025.rtf
0000797468-02-000025.xls
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11-K

An annual report of employee stock purchase, savings and similar plans
Annual Filings
0000797468-01-500014.pdf
0000797468-01-500014.rtf
0000797468-01-500014.xls
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11-K

An annual report of employee stock purchase, savings and similar plans
Annual Filings
0000797468-07-000086.pdf
0000797468-07-000086.rtf
0000797468-07-000086.xls
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11-K

An annual report of employee stock purchase, savings and similar plans
Annual Filings
0000797468-01-500015.pdf
0000797468-01-500015.rtf
0000797468-01-500015.xls
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11-K

An annual report of employee stock purchase, savings and similar plans
Annual Filings
0000797468-12-000049.pdf
0000797468-12-000049.rtf
0000797468-12-000049.xls
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