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Subsequent Events (Details) (USD $)
3 Months Ended 0 Months Ended
Mar. 31, 2013
Center
May 01, 2013
Skilled Nursing Center
KANSAS
Center
May 01, 2013
Subsequent Event
Credit Agreement
May 01, 2013
Subsequent Event
Credit Agreement
Term Loan
May 01, 2013
Subsequent Event
Credit Agreement
Revolving credit facility
May 01, 2013
Subsequent Event
Skilled Nursing Center
KANSAS
Center
Subsequent Event [Line Items]            
Number of nursing centers 48 5       5
Aggregate purchase price           $ 15,500,000
Revolving credit facility and the maximum loan $ 15,000,000   $ 65,000,000 $ 45,000,000 $ 20,000,000  
Long-term debt five year maturity 5 years     5 years    
Amortization period       25 years