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Held For Sale - Additional Information (Detail) - USD ($) $ in Millions		3 Months Ended	6 Months Ended
	Jan. 31, 2020	Dec. 31, 2019	Dec. 31, 2019
Held for Sale [Line Items]
Impairment of goodwill classified as held for sale			$ 1.3
Selling, General, and Administrative Expenses [Member] | Disposal Group, Held-for-sale [Member] | Clinic Asset Group [Member]
Held for Sale [Line Items]
Impairment of goodwill classified as held for sale		$ 1.3
Subsequent Event [Member] | Interest Purchase Agreement with Landkreis Starnberg [Member]
Held for Sale [Line Items]
Sale price of Clinic	$ 22.4

X

- Definition

Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 2
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-URI http://asc.fasb.org/extlink&oid=108376223&loc=d3e13854-109267

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
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-URI http://asc.fasb.org/extlink&oid=99380562&loc=d3e13777-109266

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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

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X

- Definition

The cash inflow from the sale of formerly productive land held for sale, anything permanently fixed to it, including buildings, structures on it, and so forth.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
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-Topic 230
-SubTopic 10
-Section 45
-Paragraph 12
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