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Related Party Transactions (Details)					3 Months Ended	12 Months Ended
Related Party Transactions (Details)	Jul. 01, 2016 shares	Apr. 01, 2016 shares	Jul. 31, 2015 USD ($) $ / shares shares	Jun. 10, 2015	Jun. 30, 2016	Dec. 31, 2016 USD ($) hotel shares	Dec. 31, 2015 USD ($) shares	Dec. 31, 2014 USD ($) shares
Related Party Transaction [Line Items]
Number of hotel properties \| hotel						11
Advisory services fee						$ 14,955,000	$ 17,889,000	$ 12,534,000
Due to affiliate						$ 2,500,000	$ 0
Restricted Stock [Member]
Related Party Transaction [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period \| shares						309,000	45,000	64,000
Unamortized cost						$ 3,900,000
Unamortized cost, period of recognition						4 years 9 months 18 days
AQUA U.S. Fund [Member]
Related Party Transaction [Line Items]
Receivable due from investment						$ 2,300,000
Hold back on liquidation					5.00%
Ashford Inc. [Member]
Related Party Transaction [Line Items]
Number of shares owned (in shares) \| shares			175,000			195,000	195,000
Share price (in dollars per share) \| $ / shares			$ 95.00
Term of volume, weighted average share price			120 days
Cost of investment			$ 16,600,000
Management Fees [Member]
Related Party Transaction [Line Items]
Portion of project management fees to project costs						4.00%
Management Fees [Member] \| Maximum [Member]
Related Party Transaction [Line Items]
Property management fee						7.00%
Management Fees [Member] \| Minimum [Member]
Related Party Transaction [Line Items]
Monthly property management fee, Minimum						$ 10,000
Property management fee						3.00%
Remington Lodging [Member]
Related Party Transaction [Line Items]
Maximum percentage of project budget to be paid as market service fees						16.50%
Number of hotel properties \| hotel						2
Property management fees, including incentive property management fees						$ 1,503,000	$ 1,313,000	$ 747,000
Market service and project management fees						2,453,000	1,645,000	1,126,000
Corporate general and administrative expenses						136,000	98,000	50,000
Total						$ 4,092,000	3,056,000	1,923,000
Ashford Hospitality Advisors LLC [Member] \| Maximum [Member]
Related Party Transaction [Line Items]
Advisory Services, Quarterly Base Fee						0.70%
Ashford Hospitality Advisors LLC [Member] \| Minimum [Member]
Related Party Transaction [Line Items]
Total Market Capitalization						$ 6,000,000,000
Affiliated Entity [Member] \| Restricted Stock [Member]
Related Party Transaction [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period \| shares	1,000	21,000
Allocated Share-based Compensation Expense						71,000	0	0
Unamortized cost						$ 213,000
Unamortized cost, period of recognition						2 years 3 months 18 days
Ashford Trust and Ashford Inc. [Member]
Related Party Transaction [Line Items]
Advisory services fee						$ 14,955,000	17,889,000	12,534,000
Base Fee [Member] \| Ashford LLC [Member]
Related Party Transaction [Line Items]
Advisory services fee						8,343,000	8,648,000
Base Fee [Member] \| Ashford Trust and Ashford Inc. [Member]
Related Party Transaction [Line Items]
Advisory services fee								8,739,000
Reimbursable Expenses [Member] \| Ashford LLC [Member]
Related Party Transaction [Line Items]
Advisory services fee						2,798,000	1,827,000
Reimbursable Expenses [Member] \| Ashford Trust and Ashford Inc. [Member]
Related Party Transaction [Line Items]
Advisory services fee								1,690,000
Equity-Based Compensation [Member] \| Ashford LLC [Member]
Related Party Transaction [Line Items]
Advisory services fee						3,814,000	3,592,000
Equity-Based Compensation [Member] \| Ashford Trust and Ashford Inc. [Member]
Related Party Transaction [Line Items]
Advisory services fee								2,105,000
Incentive Management Fee [Member] \| Ashford LLC [Member]
Related Party Transaction [Line Items]
Advisory services fee						0	3,822,000
Incentive Management Fee [Member] \| Ashford Trust and Ashford Inc. [Member]
Related Party Transaction [Line Items]
Advisory services fee								$ 0
Ashford LLC [Member] \| Affiliated Entity [Member]
Related Party Transaction [Line Items]
Term of Advisory Agreement				10 years
Renewal Term of Advisory Agreement				5 years
Ashford Trust OP [Member]
Related Party Transaction [Line Items]
Due from affiliates						488,000	0
Due to affiliate						0	528,000
Ashford Inc. [Member]
Related Party Transaction [Line Items]
Due to affiliate						$ 5,085,000	$ 6,369,000