Financials & Filings Annual Reports Title 2017 Annual Report 1.4 MB 2016 Annual Report 863.8 KB Form 10-K Filing date View Mar 1, 2019 View HTML 0001564590-19-005639.pdf 0001564590-19-005639.xls EX-101.INS - XBRL INSTANCE DOCUMENT Mar 1, 2018 View HTML 0001564590-18-004105.pdf 0001564590-18-004105.xls EX-101.INS - XBRL INSTANCE DOCUMENT Proxy Statements Filing date View Apr 30, 2019 View HTML 0001193125-19-129488.pdf 0001193125-19-129488.xls Apr 30, 2018 View HTML 0001193125-18-142660.pdf 0001193125-18-142660.xls Form 10-Q Filing date View Nov 7, 2019 View HTML 0000906709-19-000010.pdf 0000906709-19-000010.xls EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT Aug 9, 2019 View HTML 0000906709-19-000006.pdf 0000906709-19-000006.xls EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT