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Other Contingencies (Details) (USD $) | 1 Months Ended | 6 Months Ended |  | 1 Months Ended
--- | --- | --- | --- | ---
Jul. 31, 2011 | Jun. 30, 2013 financial_covenant state | Jun. 30, 2013 Standby Letter Of Credit [Member] | Jan. 31, 2013 Maximum [Member]
Short-term Debt [Line Items] |  |  |  |
Bank line of credit |  | $ 57,000,000 |  |
Borrowings under line of credit |  | 0 |  |
Irrevocable standby letter of credit, outstanding |  |  | 43,520,000 |
Reduction of bank line of credit |  | $ (43,520,000) |  |
Number of financial covenants |  | 2 |  |
Line of credit expiration date |  | Jun. 30, 2014 |  |
Number of states in which entity operates |  | 48 |  |
Percentage of reduction to Medicare payments to nursing centers | 11.10% |  |  |
Percentage of reduction of Medicare payments to plans and providers |  |  |  | 2.00%

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- Definition Amount borrowed under the credit facility as of the balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19, 22 -Article 5 + Details
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