Investor Relations Investor Relations Investor Relations Press Releases Events & Presentations Corporate Governance Financials & Filings SEC Filings Annuals & Proxies Stock Information Investor FAQs Contact IR FINANCIALS & FILINGS Show all Annual Reports Documents Add Files 2018 Annual Report 3.4 MB Add Files 2017 Annual Report 2.3 MB Proxy Statements Filing date View Apr 03, 2019 0001275158-19-000015.pdf 0001275158-19-000015.xls Apr 04, 2018 0001275158-18-000020.pdf 0001275158-18-000020.xls Form 10-K Filing date View Mar 15, 2019 View HTML 0001275158-19-000010.pdf 0001275158-19-000010.xls EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT Mar 15, 2018 View HTML 0001275158-18-000017.pdf 0001275158-18-000017.xls EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT Form 10-Q Filing date View Aug 06, 2019 0001275158-19-000083.pdf 0001275158-19-000083.xls EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT View HTML May 10, 2019 0001275158-19-000028.pdf 0001275158-19-000028.xls EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT View HTML
FINANCIALS & FILINGS Show all Annual Reports Documents Add Files 2018 Annual Report 3.4 MB Add Files 2017 Annual Report 2.3 MB Proxy Statements Filing date View Apr 03, 2019 0001275158-19-000015.pdf 0001275158-19-000015.xls Apr 04, 2018 0001275158-18-000020.pdf 0001275158-18-000020.xls Form 10-K Filing date View Mar 15, 2019 View HTML 0001275158-19-000010.pdf 0001275158-19-000010.xls EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT Mar 15, 2018 View HTML 0001275158-18-000017.pdf 0001275158-18-000017.xls EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT Form 10-Q Filing date View Aug 06, 2019 0001275158-19-000083.pdf 0001275158-19-000083.xls EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT View HTML May 10, 2019 0001275158-19-000028.pdf 0001275158-19-000028.xls EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT View HTML