For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-SubTopic 10
-Section 50
-Paragraph 18
-URI http://asc.fasb.org/extlink&oid=99393423&loc=d3e6351-108592

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
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-URI http://asc.fasb.org/extlink&oid=118260190&loc=d3e13531-108611

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
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Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-SubTopic 10
-Section 50
-Paragraph 20
-URI http://asc.fasb.org/extlink&oid=99393423&loc=d3e6404-108592

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Data Type:	num:percentItemType
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COMMITMENTS AND CONTINGENCIES (Details) - USD ($)	3 Months Ended			6 Months Ended
COMMITMENTS AND CONTINGENCIES (Details) - USD ($)	Jun. 30, 2020	Mar. 31, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Commitments and Contingencies Disclosure [Abstract]
General and professional liability, retention limit	$ 250,000			$ 250,000
Workers' compensation, retention limit	$ 150,000			$ 150,000
Revenue \| Customer concentration risk
Concentration Risk [Line Items]
Concentration risk, percent	100.00%		100.00%	100.00%	100.00%
Medicare and medicaid \| Receivables \| Customer concentration risk
Concentration Risk [Line Items]
Concentration risk, percent	75.30%	74.30%
Medicare and medicaid \| Revenue \| Customer concentration risk
Concentration Risk [Line Items]
Concentration risk, percent	59.40%		54.90%	58.70%	54.10%