FINANCIALS & FILINGS ANNUAL REPORTS Documents Add Files 2019 Annual Report 747.7 KB Add Files 2018 Annual Report 1.2 MB FORM 10-K Filing date View Aug 20, 2019 View HTML 0001193125-19-225268.pdf 0001193125-19-225268.xls EX-101.INS - XBRL INSTANCE DOCUMENT Aug 22, 2018 View HTML 0001193125-18-255054.pdf 0001193125-18-255054.xls EX-101.INS - XBRL INSTANCE DOCUMENT PROXY STATEMENTS Filing date View Oct 18, 2019 0001193125-19-269640.pdf View HTML 0001193125-19-269640.xls Oct 19, 2018 0001193125-18-302375.pdf View HTML 0001193125-18-302375.xls FORM 10-Q Filing date View Nov 05, 2019 0001193125-19-284781.pdf View HTML 0001193125-19-284781.xls EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA May 07, 2019 0001193125-19-139609.pdf View HTML 0001193125-19-139609.xls EX-101.INS - XBRL INSTANCE DOCUMENT