Business	12 Months Ended
Dec. 31, 2017
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Business	Business Overview HCP, Inc., an S&P 500 company, is a Maryland corporation that is organized to qualify as a real estate investment trust (“REIT”) which, together with its consolidated entities (collectively, “HCP” or the “Company”), invests primarily in real estate serving the healthcare industry in the United States (“U.S.”). The Company acquires, develops, leases, and manages and disposes of healthcare real estate. The Company’s diverse portfolio is comprised of investments in the following reportable healthcare segments: (i) senior housing triple-net, (ii) senior housing operating portfolio (“SHOP”), (iii) life science and (iv) medical office.

Business

12 Months Ended

Dec. 31, 2017

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Overview

HCP, Inc., an S&P 500 company, is a Maryland corporation that is organized to qualify as a real estate investment trust (“REIT”) which, together with its consolidated entities (collectively, “HCP” or the “Company”), invests primarily in real estate serving the healthcare industry in the United States (“U.S.”). The Company acquires, develops, leases, and manages and disposes of healthcare real estate. The Company’s diverse portfolio is comprised of investments in the following reportable healthcare segments: (i) senior housing triple-net, (ii) senior housing operating portfolio (“SHOP”), (iii) life science and (iv) medical office.