Summary of Significant Accounting Policies (Details 9) (USD $) Share data in Thousands, except Per Share data, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2011	Sep. 30, 2011	Jun. 30, 2011	Mar. 31, 2011	Dec. 31, 2010	Sep. 30, 2010	Jun. 30, 2010	Mar. 31, 2010	Dec. 31, 2011 Statement option segment	Dec. 31, 2010	Dec. 31, 2009	Dec. 31, 2009 Fairmont Hotels & Resorts (U.S.)	Jan. 31, 2011 BuyEfficient, LLC
Investments in unconsolidated joint ventures
Ownership interest acquired (as a percent)													50.00%
Revenue Recognition
Performance guaranty recognized												$ 2,500,000
Performance guaranty received from Fairmont												6,000,000
Earnings Per Share
Two-class method assumption, percentage of net income distributed as dividends to each class of stock (as a percent)									100.00%
Numerator:
Net income (loss)	7,588,000	(16,553,000)	38,929,000	51,335,000	35,672,000	23,653,000	308,000	(21,091,000)	81,299,000	38,542,000	(269,608,000)
Income from consolidated joint venture attributable to non-controlling interest									(312,000)
Distributions to non-controlling interest									(30,000)
Dividends paid on unvested restricted stock compensation											(447,000)
Preferred stock dividends and accretion									(27,321,000)	(20,652,000)	(20,749,000)
Undistributed income allocated to unvested restricted stock compensation									(636,000)	(102,000)
INCOME AVAILABLE (LOSS ATTRIBUTABLE) TO COMMON STOCKHOLDERS									$ 53,000,000	$ 17,788,000	$ (290,804,000)
Denominator:
Weighted average basic common shares outstanding (in shares)									117,206	99,709	69,820
Weighted average diluted common shares outstanding (in shares)									117,206	99,709	69,820
Basic earnings available (loss attributable) to common stockholders per common share (in dollars per share)	$ 0.00	$ (0.20)	$ 0.27	$ 0.39	$ 0.28	$ 0.19	$ (0.05)	$ (0.27)	$ 0.45	$ 0.18	$ (4.17)
Diluted earnings available (loss attributable) to common stockholders per common share (in dollars per share)	$ 0.00	$ (0.20)	$ 0.26	$ 0.39	$ 0.28	$ 0.19	$ (0.05)	$ (0.27)	$ 0.45	$ 0.18	$ (4.17)
Segment Reporting
Number of operating segments									1
Number of options for presenting the components of net income and other comprehensive income (OCI)									2
Number of separate consecutive statements									2
Percentage of likelihood of fair value being greater than the carrying amount in order for the two-step goodwill impairment test to be performed									50.00%