v2.4.0.8

Accounts Receivable - Additional Information (Detail) (USD $) In Thousands, unless otherwise specified | 12 Months Ended
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Dec. 31, 2013 | Dec. 31, 2012
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Accounts receivable, percentage of balances more than six months old | 14.00% | 17.00%
Percentage of outstanding patient accounts receivables to be reserved as per Company's policy | 100.00% |
Account receivable outstanding, number of months | 4 months |
Decrease in allowance for doubtful accounts | $ (7,979) | $ (5,221)
Government-based Programs, Medicare and Medicaid | Accounts Receivable |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Percentage of accounts receivable due | 80.00% |
Health Care Patient | Accounts Receivable |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Percentage of accounts receivable due | 1.00% |

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- Definition Patient accounts receivable months outstanding to be reserved per company policy. + References No definition available. + Details
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- Definition Percentage of Accounts Receivable , 6 months or More Past Due + References No definition available. + Details
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- Definition Company's reserve percentage of outstanding patient accounts receivables per Company policy. + References No definition available. + Details
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- Details
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- Definition Amount of increase (decrease) in the allowance for doubtful accounts. + References No definition available. + Details
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