Financial Information Annual Reports Title Documents 2020 Annual Report Add Files 2020 Annual Report 5.7 MB 2019 Annual Report Add Files 2019 Annual Report 1.5 MB Form 10-K Filing date View Filer Mar 11, 2015 View HTML 0001193125-15-087576.pdf 0001193125-15-087576.xls EX-101.INS - XBRL INSTANCE DOCUMENT Feb 25, 2016 View HTML 0001193125-16-478406.pdf 0001193125-16-478406.xls EX-101.INS - XBRL INSTANCE DOCUMENT Proxy Statements Filing date View Filer Apr 22, 2015 View HTML 0001193125-15-141939.pdf 0001193125-15-141939.xls Apr 20, 2016 View HTML 0001193125-16-548259.pdf 0001193125-16-548259.xls Form 10-Q Filing date View Filer Sep 04, 2014 View HTML 0001193125-14-332276.pdf 0001193125-14-332276.xls EX-101.INS - XBRL INSTANCE DOCUMENT Nov 10, 2014 View HTML 0001193125-14-406282.pdf 0001193125-14-406282.xls EX-101.INS - XBRL INSTANCE DOCUMENT
