Related Party Transactions and Arrangements - Fees Paid in Connection with the Liquidation or Listing of the Company's Real Estate Assets (Details) (American Realty Capital Healthcare II Advisors, LLC, Advisor)	Jun. 30, 2014
Pre-tax Non-compounded Return on Capital Contribution [Member]
Related Party Transaction [Line Items]
Cumulative capital investment return to investors as a percentage of benchmark	6.00%
Subordinated performance fee as a percentage of benchmark	15.00%
Excess of Adjusted Market Value of Real Estate Assets Plus Distributions Over Aggregate Contributed Investor Capital
Related Party Transaction [Line Items]
Subordinated participation fees as a percentage of benchmark	15.00%
Distribution upon nonrenewal of advisory agreement, percentage of benchmark	15.00%
Net Sale Proceeds, after Return of Capital Contributions and Annual Targeted Investor Return
Related Party Transaction [Line Items]
Subordinated performance fee as a percentage of benchmark	15.00%
Maximum | Pre-tax Non-compounded Return on Capital Contribution [Member]
Related Party Transaction [Line Items]
Subordinated performance fee as a percentage of benchmark	10.00%
Brokerage Commission Fees | Contract Sales Price
Related Party Transaction [Line Items]
Real estate commissions as a percentage of benchmark	2.00%
Brokerage Commission Fees | Maximum | Contract Sales Price
Related Party Transaction [Line Items]
Real estate commissions as a percentage of benchmark	50.00%
Real Estate Commissions | Maximum | Contract Sales Price
Related Party Transaction [Line Items]
Real estate commissions as a percentage of benchmark	6.00%
Annual Targeted Investor Return | Pre-tax Non-compounded Return on Capital Contribution [Member]
Related Party Transaction [Line Items]
Cumulative capital investment return to investors as a percentage of benchmark	6.00%