Related Party Transactions & Arrangements - Narrative (Details) - USD ($) $ / shares in Units, $ in Thousands | 3 Months Ended | 6 Months Ended | |
Jun. 30, 2015 | Mar. 31, 2015 | Jun. 30, 2015 | Dec. 31, 2014 |
Related Party Transaction [Line Items] | | | | |
Due to affiliates | $ 1,250 | | $ 1,250 | $ 1,268 |
Cumulative offering costs, gross | | | $ 29,900 | |
Share price (in dollars per share) | $ 22.50 | | $ 22.50 | |
Amount of antidilutive securities excluded from computation of earnings per share | | | 17,336 | |
Maximum | | | | |
Related Party Transaction [Line Items] | | | | |
Aggregate Offering Costs, as a Percentage of Gross Common Stock Proceeds | 15.00% | | 15.00% | |
Liability for initial public offering costs | 2.00% | | 2.00% | |
Class B units | | | | |
Related Party Transaction [Line Items] | | | | |
Amount of antidilutive securities excluded from computation of earnings per share | | | 13,247 | |
Acquisition fees and related cost reimbursements | | | | |
Related Party Transaction [Line Items] | | | | |
Due to affiliates | $ 1,300 | | $ 1,300 | $ 1,300 |
Special Limited Partner | | | | |
Related Party Transaction [Line Items] | | | | |
Operating partnership units held by related party (in shares) | 8,888 | | 8,888 | |
Dealer Manager | | | | |
Related Party Transaction [Line Items] | | | | |
Aggregate costs borne by related party | $ 5,000 | | $ 5,000 | |
Dealer Manager | Gross Proceeds, Retail Shares | Realty Capital Securities, LLC | Maximum | | | | |
Related Party Transaction [Line Items] | | | | |
Sales commissions earned by related party | 7.00% | | 7.00% | |
Dealer Manager | Option One | Gross Proceeds, Retail Shares | Realty Capital Securities, LLC | Maximum | | | | |
Related Party Transaction [Line Items] | | | | |
Gross proceeds from the sales of common stock | 3.00% | | 3.00% | |
Dealer Manager | Option Two | Gross Proceeds, Retail Shares | Realty Capital Securities, LLC | | | | |
Related Party Transaction [Line Items] | | | | |
Sales commissions earned by related party | 2.50% | | 2.50% | |
Advisor and Dealer Manager | | | | |
Related Party Transaction [Line Items] | | | | |
Aggregate costs borne by related party | $ 0 | | $ 0 | |
Participating Broker-Dealer | Option One | Gross Proceeds, Retail Shares | Maximum | | | | |
Related Party Transaction [Line Items] | | | | |
Brokerage fees earned by related party | 7.50% | | 7.50% | |
Brokerage fees earned by related party, initial grant | 2.50% | | 2.50% | |
Brokerage fees earned by related party, periodic payment | 1.00% | | 1.00% | |
Advisor | Contract Purchase Price | American Realty Capital Healthcare II Advisors, LLC | | | | |
Related Party Transaction [Line Items] | | | | |
Acquisition fees earned by related party | 1.50% | | 1.50% | |
Quarterly asset management fee earned by related party | 0.1875% | | 0.1875% | |
Advisor | Contract Purchase Price | American Realty Capital Healthcare II Advisors, LLC | Maximum | | | | |
Related Party Transaction [Line Items] | | | | |
Acquisition fees earned by related party | 4.50% | | 4.50% | |
Advisor | Amount Available or Outstanding Under Financing Arrangement | American Realty Capital Healthcare II Advisors, LLC | | | | |
Related Party Transaction [Line Items] | | | | |
Financing coordination fees earned by related party | 0.75% | | 0.75% | |
Advisor | Gross Revenue, Stand-alone Single-tenant Net Leased Properties | American Realty Capital Healthcare II Advisors, LLC | | | | |
Related Party Transaction [Line Items] | | | | |
Property management fees earned | 2.00% | | 2.00% | |
Advisor | Gross Revenue, Stand-alone Single-tenant Net Leased Properties | Europe | American Realty Capital Healthcare II Advisors, LLC | | | | |
Related Party Transaction [Line Items] | | | | |
Property management fees earned | 1.75% | | 1.75% | |
Advisor | Gross Revenue, Excluding Stand-alone Single-tenant Net Leased Properties | American Realty Capital Healthcare II Advisors, LLC | | | | |
Related Party Transaction [Line Items] | | | | |
Property management fees earned | 4.00% | | 4.00% | |
Advisor | Gross Revenue, Excluding Stand-alone Single-tenant Net Leased Properties | Europe | American Realty Capital Healthcare II Advisors, LLC | | | | |
Related Party Transaction [Line Items] | | | | |
Property management fees earned | 3.50% | | 3.50% | |
Advisor | Gross Revenue, Managed Properties | American Realty Capital Healthcare II Advisors, LLC | Maximum | | | | |
Related Party Transaction [Line Items] | | | | |
Oversight fees earned by related party | 1.00% | | 1.00% | |
Advisor | Pre-tax Non-compounded Return on Capital Contribution | American Realty Capital Healthcare II Advisors, LLC | | | | |
Related Party Transaction [Line Items] | | | | |
Cumulative capital investment return | 6.00% | | 6.00% | |
Subordinated performance fee earned | 15.00% | | 15.00% | |
Advisor | Pre-tax Non-compounded Return on Capital Contribution | American Realty Capital Healthcare II Advisors, LLC | Maximum | | | | |
Related Party Transaction [Line Items] | | | | |
Subordinated performance fee earned | 10.00% | | 10.00% | |
Advisor | Contract Sales Price | American Realty Capital Healthcare Advisors, LLC | Maximum | | | | |
Related Party Transaction [Line Items] | | | | |
Real estate commission earned by related | 2.00% | | 2.00% | |
Advisor | Net Sale Proceeds, after Return of Capital Contributions and Annual Targeted Investor Return | American Realty Capital Healthcare II Advisors, LLC | | | | |
Related Party Transaction [Line Items] | | | | |
Subordinated performance fee earned | 15.00% | | 15.00% | |
Advisor | Excess of Adjusted Market Value of Real Estate Assets Plus Distributions Over Aggregate Contributed Investor Capital | American Realty Capital Healthcare II Advisors, LLC | | | | |
Related Party Transaction [Line Items] | | | | |
Subordinated incentive listing distribution | 15.00% | | 15.00% | |
Distribution upon nonrenewal of advisory agreement | 15.00% | | 15.00% | |
Advisor | Greater Of | Average Invested Assets | American Realty Capital Healthcare II Advisors, LLC | Maximum | | | | |
Related Party Transaction [Line Items] | | | | |
Operating expenses | 2.00% | | 2.00% | |
Advisor | Greater Of | Net Income, Excluding Additions to Non-cash Reserves and Gains on Sales of Assets | American Realty Capital Healthcare II Advisors, LLC | Maximum | | | | |
Related Party Transaction [Line Items] | | | | |
Operating expenses | 25.00% | | 25.00% | |
Advisor | Annual Targeted Investor Return | Pre-tax Non-compounded Return on Capital Contribution | American Realty Capital Global Advisors, LLC | | | | |
Related Party Transaction [Line Items] | | | | |
Cumulative capital investment return | 6.00% | | 6.00% | |
Advisor | Real Estate Commissions | Contract Sales Price | American Realty Capital Healthcare II Advisors, LLC | Maximum | | | | |
Related Party Transaction [Line Items] | | | | |
Real estate commission earned by related | 6.00% | | 6.00% | |
Property Manager | Gross Revenue, Stand-alone Single-tenant Net Leased Properties | Europe | American Realty Capital Healthcare II Advisors, LLC | | | | |
Related Party Transaction [Line Items] | | | | |
Property management fees earned | 0.25% | | 0.25% | |
Property Manager | Gross Revenue, Excluding Stand-alone Single-tenant Net Leased Properties | Europe | American Realty Capital Healthcare II Advisors, LLC | | | | |
Related Party Transaction [Line Items] | | | | |
Property management fees earned | 0.50% | | 0.50% | |
Class B units | Advisor | American Realty Capital Global II Operating Partnership, L.P. | | | | |
Related Party Transaction [Line Items] | | | | |
Unit-based compensation (in shares) | 28,088 | 13,247 | | |