Summary of Significant Accounting Policies (Details 4) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended	6 Months Ended
Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014 item	Jun. 30, 2013	Dec. 31, 2013
Non-Controlling Interests
Minority interest percentage in Hilton San Diego Bayfront	25.00%		25.00%		25.00%
Numerator:
Net income	$ 43,535	$ 20,009	$ 40,039	$ 48,935
Income from consolidated joint venture attributable to non-controlling interest	(1,659)	(1,226)	(3,885)	(1,523)
Distributions to non-controlling interest	(8)	(8)	(16)	(16)
Dividends paid on unvested restricted stock compensation	(97)		(197)
Preferred stock dividends and redemption charges	(2,300)	(3,510)	(4,600)	(14,413)
Undistributed income allocated to unvested restricted stock compensation	(206)	(126)	(87)	(264)
Income available to common stockholders	$ 39,265	$ 15,139	$ 31,254	$ 32,719
Denominator:
Weighted average basic and diluted common shares outstanding (in shares)	182,604	160,843	181,836	155,987
Basic and diluted earnings available to common stockholders per common share (in dollars per share)	$ 0.22	$ 0.09	$ 0.17	$ 0.21
Segment Reporting
Number of operating segments			1

Preferred dividends, less administrative fees, paid to investors in a captive REIT.

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Number of operating segments. An operating segment is a component of an enterprise: (a) that engages in business activities from which it may earn revenues and incur expenses (including revenues and expenses relating to transactions with other components of the same enterprise), (b) whose operating results are regularly reviewed by the enterprise's chief operating decision maker to make decisions about resources to be allocated to the segment and assess its performance, and (c) for which discrete financial information is available. An operating segment may engage in business activities for which it has yet to earn revenues, for example, start-up operations may be operating segments before earning revenues.

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Other preferred stock dividends and adjustments, not otherwise defined in the taxonomy, that are necessary to adjust net income to obtain net income applicable to common stockholders.

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