SEC Filings

Filing date Form Filing Group Description View
8-K
Current Reports

Report of unscheduled material events or corporate event

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0000711404-20-000037.pdf
0000711404-20-000037.xls
EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA
8-K
Current Reports

Report of unscheduled material events or corporate event

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0001193125-20-314930.pdf
0001193125-20-314930.xls
EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA
8-K
Current Reports

Report of unscheduled material events or corporate event

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0001193125-21-025835.pdf
0001193125-21-025835.xls
EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA
8-K
Current Reports

Report of unscheduled material events or corporate event

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0000711404-21-000006.pdf
0000711404-21-000006.xls
EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA
8-K
Current Reports

Report of unscheduled material events or corporate event

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0001193125-21-091155.pdf
0001193125-21-091155.xls
EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA
8-K
Current Reports

Report of unscheduled material events or corporate event

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0001193125-21-159178.pdf
0001193125-21-159178.xls
EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA
8-K
Current Reports

Report of unscheduled material events or corporate event

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0000711404-21-000014.pdf
0000711404-21-000014.xls
EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA
8-K
Current Reports

Report of unscheduled material events or corporate event

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0000711404-21-000021.pdf
0000711404-21-000021.xls
EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA
8-K
Current Reports

Report of unscheduled material events or corporate event

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0001193125-21-321676.pdf
0001193125-21-321676.xls
EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA
8-K
Current Reports

Report of unscheduled material events or corporate event

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0001193125-21-326207.pdf
0001193125-21-326207.xls
EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA

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