Related Party Transactions - Narrative (Details)							3 Months Ended
	Apr. 03, 2017 shares	Feb. 28, 2017	Dec. 22, 2016 USD ($) installment	Sep. 02, 2016 shares	Mar. 31, 2016 USD ($) shares	Jun. 02, 2015 USD ($) $ / shares shares	Mar. 31, 2017 USD ($) property shares	Mar. 31, 2016 USD ($) property shares	Dec. 31, 2016 USD ($) shares	Dec. 16, 2016 USD ($)
Related Party Transaction [Line Items]
Due from related parties							$ 16,000		$ 16,000
Due to related parties							$ 1,348,000		2,162,000
Antidilutive securities (in shares) | shares							3,246,203	3,679,813
Distributions paid related to LTIP Units							$ 255,000	$ 857,000
Dividends payable							29,000		34,000
Related party notes receivable acquired in Merger (Note 3)							3,211,000		5,138,000
Equity based compensation							$ 16,000	$ 1,044,000
Period to reinvest proceeds to not be included in the Sale							180 days
Cash paid for acquired real estate investments							$ 30,290,000
Properties Sold
Related Party Transaction [Line Items]
Number of properties sold (property) | property							1	0
Contribution and Exchange Agreement
Related Party Transaction [Line Items]
Proceeds from issuance of operating partnership units						$ 800,000
The Letter Agreement
Related Party Transaction [Line Items]
Related party notes receivable acquired in Merger (Note 3)			$ 5,100,000							$ 6,300,000
Number of equal cash installments | installment			8
Proceeds from related party receivable							$ 1,900,000
Unaffiliated Third Party Property Management Services | Europe | Gross Revenue, Managed Properties | Singe Tenant Net Lease, Not Part of Shopping Center
Related Party Transaction [Line Items]
Property management fee, percent fee							1.75%
Unaffiliated Third Party Property Management Services | Europe | Gross Revenue, Managed Properties | All Other Property Types, Other Than Stand Alone, Single Tenant, Net Leased and Not Part of Shopping Center
Related Party Transaction [Line Items]
Property management fee, percent fee							3.50%
Unaffiliated Third Party Property Management Services | Europe | Gross Revenue, Managed Properties | Stand Alone, Single Tenant, Net Leased
Related Party Transaction [Line Items]
Property management fee, percent fee							0.25%
Unaffiliated Third Party Property Management Services | Europe | Gross Revenue, Managed Properties | All Other Properties, Other than Stand Alone, Single Tenant, Net Leased
Related Party Transaction [Line Items]
Property management fee, percent fee							0.50%
Common Stock
Related Party Transaction [Line Items]
Reverse stock split conversion ratio		0.3333
OP Units
Related Party Transaction [Line Items]
Distributions paid							$ 100,000	$ 300,000
Class B Units
Related Party Transaction [Line Items]
Equity based compensation						$ 14,500,000
OPP
Related Party Transaction [Line Items]
Distributions paid related to LTIP Units							200,000	$ 500,000
Dividends payable							$ 0		0
Lock out period (years)						1 year
OP Units
Related Party Transaction [Line Items]
Antidilutive securities (in shares) | shares						603,219	181,841	603,219
Conversion of stock (shares) | shares				421,378
Reverse stock split conversion ratio		0.3333
OP Units | Subsequent Event
Related Party Transaction [Line Items]
Conversion of stock (shares) | shares	181,841
Third party professional fees and offering costs
Related Party Transaction [Line Items]
Due to related parties							$ 1,300,000		$ 2,200,000
Special Limited Partner
Related Party Transaction [Line Items]
Operating partnership units (in shares) | shares							81,481		81,481
Advisor | Properties Sold
Related Party Transaction [Line Items]
Due to related parties					$ 0		$ 300,000	$ 0
Advisor | Amended Advisory Agreement
Related Party Transaction [Line Items]
Minimum monthly base management fee						$ 18,000,000
Amended Advisory Agreement, variable fee payable (percent)						1.25%
Amended Advisory Agreement, incentive compensation payable in cash (percent)						50.00%
Amended Advisory Agreement, incentive compensation payable in shares (percent)						50.00%
Amended Advisory Agreement, incentive compensation, percent of core AFFO per share in excess of incentive hurdle of $0.78 per share						15.00%
Amended Advisory Agreement, incentive compensation core AFFO per share, incentive hurdle one (USD per share) | $ / shares						$ 2.37
Amended Advisory Agreement, incentive compensation, percent of core AFFO per share in excess of incentive hurdle of $1.02 per share						10.00%
Amended Advisory Agreement, incentive compensation core AFFO per share, incentive hurdle two (USD per share) | $ / shares						$ 3.08
Amended Advisory Agreement, minimum base management fee and incentive compensation payable, cap on AUM up to $5 Billion (percent)						1.25%
Minimum base management fee and incentive compensation payable, cap on annum aggregate amount, maximum amount of assets under management, range three						$ 5,000,000,000.0
Amended Advisory Agreement, minimum base management fee and incentive compensation payable, cap on AUM of at least $15 billion (percent)						0.95%
Minimum base management fee and incentive compensation payable, cap on annum aggregate amount, maximum amount of assets under management, range two						$ 15,000,000,000.0
Minimum base management fee and incentive compensation payable, cap on annum aggregate amount, maximum amount of assets under management, range three calculation base (percent)						1.25%
Minimum base management fee and incentive compensation payable, cap on annum aggregate amount, maximum Amount of assets under management, range three calculation denominator						$ 10,000,000,000.0
Amended Advisory Agreement, minimum base management fee and incentive compensation payable, cap on AUM between $5 billion and $15 billion (percent)						0.30%
Amended Advisory Agreement, variable fee payable, maximum sale of investments to trigger possible reduction						$ 200,000,000.0
Advisor | Amended Advisory Agreement | Minimum
Related Party Transaction [Line Items]
Amended Advisory Agreement, incentive compensation core AFFO per share, incentive hurdle possible annual increase (percent)						1.00%
Minimum base management fee and incentive compensation payable, cap on annum aggregate amount, maximum amount of assets under management, range three						$ 5,000,000,000.0
Advisor | Amended Advisory Agreement | Maximum
Related Party Transaction [Line Items]
Amended Advisory Agreement, incentive compensation core AFFO per share, incentive hurdle possible annual increase (percent)						3.00%
Minimum base management fee and incentive compensation payable, cap on annum aggregate amount, maximum amount of assets under management, range three						$ 15,000,000,000.0
Advisor | Chief Executive Officer and President
Related Party Transaction [Line Items]
Ownership percent							10.00%
Advisor | OP Units
Related Party Transaction [Line Items]
Antidilutive securities (in shares) | shares						487,252
Advisor | OP Units | Contribution and Exchange Agreement
Related Party Transaction [Line Items]
Antidilutive securities (in shares) | shares						27,776
Advisor | Class B Units
Related Party Transaction [Line Items]
Antidilutive securities (in shares) | shares					575,438
Advisor | American Realty Capital Global Advisors, LLC
Related Party Transaction [Line Items]
Due from related parties							$ 3,200,000		$ 5,200,000
Advisor | American Realty Capital Global Advisors, LLC | Contract Purchase Price
Related Party Transaction [Line Items]
Acquisition fees as a percentage of benchmark						1.00%
Financing advance fees as a percentage of benchmark, expected third party costs						0.50%
Advisor | American Realty Capital Global Advisors, LLC | Advance on Loan or Other Investment
Related Party Transaction [Line Items]
Financing advance fees as a percentage of benchmark						1.00%
Advisor | American Realty Capital Global Advisors, LLC | Amount Available or Outstanding Under Financing Arrangement
Related Party Transaction [Line Items]
Acquisition and financing coordination fees as a percentage of benchmark						0.75%
Advisor | American Realty Capital Global Advisors, LLC | Average Invested Assets | Greater Of | Maximum
Related Party Transaction [Line Items]
Operating expenses as a percentage of benchmark							2.00%
Advisor | American Realty Capital Global Advisors, LLC | Net Income, Excluding Additions to Non-cash Reserves and Gains on Sales of Assets | Greater Of | Maximum
Related Party Transaction [Line Items]
Operating expenses as a percentage of benchmark							25.00%
Advisor | AR Global, LLC
Related Party Transaction [Line Items]
Ownership percent							90.00%
Service Provider | OP Units
Related Party Transaction [Line Items]
Antidilutive securities (in shares) | shares						115,967
Conversion of stock (shares) | shares				115,967
Individual Investor | OP Units
Related Party Transaction [Line Items]
Conversion of stock (shares) | shares				305,411
Advisor and Service Provider | OP Units
Related Party Transaction [Line Items]
Antidilutive securities (in shares) | shares						575,438
Advisor and Service Provider | Class B Units
Related Party Transaction [Line Items]
Antidilutive securities (in shares) | shares						575,438
Property Manager | American Realty Capital Global Properties, LLC | Gross Revenue, Managed Properties | Maximum
Related Party Transaction [Line Items]
Oversight fees as a percentage of benchmark							1.00%
Property Manager | American Realty Capital Global Properties, LLC | Gross Revenue, Managed Properties | Stand Alone, Single Tenant, Net Leased | Maximum
Related Party Transaction [Line Items]
Oversight fees as a percentage of benchmark							2.00%
Property Manager | American Realty Capital Global Properties, LLC | Gross Revenue, Managed Properties | All Other Properties, Other than Stand Alone, Single Tenant, Net Leased | Maximum
Related Party Transaction [Line Items]
Oversight fees as a percentage of benchmark							4.00%