West Virginia Facility (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
Summarizes the accounts and amounts included real estate developer's interests
Total assets	$ 114,963	$ 116,744
Notes payable, including current portion	28,026	28,768
Non-controlling interests	1,573	1,654
Total liabilities and shareholder's equity	114,963	116,744
Variable Interest Entity, Not Primary Beneficiary | Culloden, WV
Summarizes the accounts and amounts included real estate developer's interests
Land	787	787
Building and improvements, net	5,857	5,938
Furniture, fixtures and equipment, net	501	573
Other assets	107	46
Total assets	7,252	7,344
Current accruals	1	450
Notes payable, including current portion	5,678	5,240
Non-controlling interests	1,573	1,654
Total liabilities and shareholder's equity	7,252	7,344
Stockholders' Equity Attributable to Noncontrolling Interest [Roll Forward]
Beginning non-controlling interests	1,654
Comprehensive income attributable to non-controlling interests	126
Distributions to non-controlling interest owners	(207)
Ending non-controlling interests	$ 1,573