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Subsequent Events - Additional Information (Detail) - USD ($) $ in Thousands |  |  |  | 1 Months Ended | 3 Months Ended
--- | --- | --- | --- | --- | ---
Apr. 21, 2020 | Dec. 31, 2012 | Apr. 01, 2011 | Apr. 30, 2020 | Mar. 31, 2019
Subsequent Event [Line Items] |  |  |  |  |
Borrowings on revolving credit facility |  |  |  |  | $ 71,573
Subsequent Event [Member] | CARES Act [Member] |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |
Offer of eligible relief amount |  |  |  | $ 100,000,000 |
Received relief amount |  |  |  | $ 20,000 |
Subsequent Event [Member] | CARES Act [Member] | CMS’ Accelerated and Advance Payment Program [Member] | Medicare [Member] |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |
Period of amount payable in advance |  |  |  | 3 months |
Repayment of advanced payments description |  |  |  | The repayment of these accelerated/advanced payments does not begin until 120 days after the date of the issuance of the payment. Once the repayment period starts, the amounts previously advanced to the provider or supplier will be recouped from the provider’s or supplier’s new Medicare claims. Facilities will generally have 210 days from the date the accelerated or advance payment was made to repay the amounts that they owe. The Company applied for and received approximately $45 million in April 2020 from this program, which the Company expects to repay over a three-month period from August to November 2020. |
Amount of advance payment received |  |  |  | $ 45,000 |
Expected repayment period |  |  |  | 3 months |
Subsequent Event [Member] | CARES Act [Member] | CMS’ Accelerated and Advance Payment Program [Member] | Medicare [Member] | Maximum [Member] |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |
Percentage of amount payable in advance |  |  |  | 100.00% |
Amended and Restated Senior Credit Facility [Member] |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |
Date entered into an agreement |  | Dec. 31, 2012 | Apr. 01, 2011 |  |
Amended and Restated Senior Credit Facility [Member] | Subsequent Event [Member] |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |
Borrowings on revolving credit facility |  |  |  | $ 100,000 |
Thirteenth Amendment [Member] | Subsequent Event [Member] |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |
Date entered into an agreement | Apr. 21, 2020 |  |  |  |

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- Definition Expected repayment term. + References No definition available. + Details
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- Definition Received relief amount from U.S. government for eligible healthcare providers under the CARES Act. + References No definition available. + Details
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- Definition Percentage of amount payable in advance. + References No definition available. + Details
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- Definition Repayment of accelerated/advance payments under the CARES Act. + References No definition available. + Details
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- Definition The U.S. government offer of relief to eligible healthcare providers as part of the CARES Act. + References No definition available. + Details
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- Definition Date the credit facility first became available, in CCYY-MM-DD format. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Amount of cash inflow from contractual arrangement with the lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3255-108585 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(f)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
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- Definition Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event. + References No definition available. + Details
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