XML 22 R50.htm IDEA: XBRL DOCUMENT
v3.20.1

Revenue - Schedule of U.K. Revenue and Percentage Generated by Each Payor Type (Detail) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2020 | Mar. 31, 2019
Health Care Organization, Receivable and Revenue Disclosures [Line Items] |  |
Revenue | $ 782,810 | $ 760,617
U.K. Facilities [Member] |  |
Health Care Organization, Receivable and Revenue Disclosures [Line Items] |  |
Revenue | $ 273,593 | $ 272,657
Revenue, Percentage | 100.00% | 100.00%
U.K. Facilities [Member] | U.K. Public Funded Sources [Member] |  |
Health Care Organization, Receivable and Revenue Disclosures [Line Items] |  |
Revenue | $ 246,136 | $ 245,413
Revenue, Percentage | 90.00% | 90.00%
U.K. Facilities [Member] | Self-Pay [Member] |  |
Health Care Organization, Receivable and Revenue Disclosures [Line Items] |  |
Revenue | $ 26,915 | $ 26,814
Revenue, Percentage | 9.80% | 9.80%
U.K. Facilities [Member] | Other [Member] |  |
Health Care Organization, Receivable and Revenue Disclosures [Line Items] |  |
Revenue | $ 542 | $ 430
Revenue, Percentage | 0.20% | 0.20%

X
- Definition Percentage of healthcare organization revenue before allowance for doubtful accounts. + References No definition available. + Details
Name: | achc_PercentageOfHealthCareOrganizationRevenue
Namespace Prefix: | achc_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_HealthCareOrganizationReceivableAndRevenueDisclosuresLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130543-203045 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130545-203045 + Details
Name: | us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=achc_UnitedKingdomFacilityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_MajorCustomersAxis=achc_UKPublicFundedSourcesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_MajorCustomersAxis=achc_SelfPayorMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_MajorCustomersAxis=achc_OtherPayorMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |