Other liabilities (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Dec. 31, 2011
Other Liabilities Disclosure [Abstract]
Interest rate swaps (see Note 20)	$ 5,214	$ 7,511
Long-term accrued interest on subordinated debt at Charleston Place Hotel	14,590	14,139
Cash-settled stock appreciation rights plan	98	111
Deferred lease incentive	453	489
Contingent consideration on acquisition of Grand Hotel Timeo and Villa Sant' Andrea	3,859	3,895
Other liabilities	$ 24,214	$ 26,145