(3) Investment in Savoy (Detail) - Condensed Statement of Operations (USD $) In Thousands, unless otherwise specified	3 Months Ended				6 Months Ended
	Jun. 30, 2012		Jun. 30, 2011		Jun. 30, 2012		Jun. 30, 2011
Revenue	$ 35,175		$ 33,664		$ 69,131		$ 71,525
Expenses	(25,525)		(23,434)		(50,309)		(47,725)
Net income	6,458	[1]	6,455	[1]	12,611	[1]	14,733	[1]
Equity Investment in Savoy
Revenue					17,261		15,325
Expenses					(11,719)		(8,426)
Net income					$ 5,542		$ 6,899

[1] *There is no material difference between net income and comprehensive income.