Financials & Filings Proxy Statements Filing date View Nov 4, 2019 0001193125-19-283531.pdf 0001193125-19-283531.rtf 0001193125-19-283531.xls View HTML Oct 16, 2018 0001193125-18-300301.pdf 0001193125-18-300301.rtf 0001193125-18-300301.xls View HTML Form 10-K Filing date View Sep 26, 2019 View HTML 0001193125-19-255968.pdf 0001193125-19-255968.rtf 0001193125-19-255968.xls EX-101.INS - XBRL INSTANCE DOCUMENT Sep 11, 2018 View HTML 0001564590-18-022913.pdf 0001564590-18-022913.rtf 0001564590-18-022913.xls EX-101.INS - XBRL INSTANCE DOCUMENT Form 10-Q Filing date View May 13, 2020 0001193125-20-141610.pdf 0001193125-20-141610.rtf 0001193125-20-141610.xls EX-101.INS - XBRL INSTANCE DOCUMENT View HTML Feb 5, 2020 0001193125-20-025374.pdf 0001193125-20-025374.rtf 0001193125-20-025374.xls EX-101.INS - XBRL INSTANCE DOCUMENT View HTML
