Investment in Unconsolidated Entities (Details) (USD $)	9 Months Ended				0 Months Ended		0 Months Ended	9 Months Ended		1 Months Ended	9 Months Ended
	Sep. 30, 2014 Person Room	Dec. 31, 2013	Sep. 30, 2014 Property in Nevis [Member]	Dec. 31, 2013 Property in Nevis [Member]	Jun. 17, 2013 Spin-off of an 8-Hotel Portfolio [Member] hotel Room	Nov. 19, 2013 Subsidiary of Common Parent [Member]	Mar. 10, 2011 PIM Highland JV [Member] Person hotel	Sep. 30, 2014 PIM Highland JV [Member] Person hotel	Dec. 31, 2013 PIM Highland JV [Member]	Dec. 31, 2013 Parent Company [Member]	Sep. 30, 2014 Parent Company [Member]	Nov. 19, 2013 Parent Company [Member]	Sep. 30, 2014 Ashford Prime OP [Member] hotel	Dec. 31, 2013 Ashford Prime OP [Member]
Real Estate Properties [Line Items]
Number of hotel properties held by majority owned joint venture							28	28					10
Percentage of common equity interest					80.00%		71.74%	71.74%					14.40%
Preferred equity interest							$ 25,000,000
Percentage of preferred equity interest							50.00%	50.00%
Unpaid annual return with priority over common equity distributions							15.00%
Number of members of executive committee	4						4
Number of persons designated to executive committee by company							2	2
Number of persons designated to executive committee by joint venture partner							2	2
Investment in unconsolidated entities	200,994,000	195,545,000						145,405,000	139,302,000				55,589,000	56,243,000
Number of hotels in portfolio acquired					8
Total number of rooms owned through majority investments in joint ventures	17,291				3,146
Number of rooms owned through majority investments in joint ventures, net	17,264				2,912
Number of shares received						1
Number of shares exchanged												5
General partner ownership interest										20.00%	14.40%
Subordinated beneficial interest in trust percentage			14.40%	14.40%
Carrying value of subordinated beneficial interest			$ 0	$ 0