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Business Combinations (Narrative) (Details) - Healthcarefirst [Member] - USD ($) $ in Millions		3 Months Ended
	Jul. 06, 2018	Sep. 30, 2018
Business Combinations [Line Items]
Date of acquisition agreement		Jul. 06, 2018
Percentage of acquisition shares	100.00%
Total purchase price of acquisition	$ 126.3
Goodwill from acquisition, non-tax deductible amount	$ 125.0

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- Definition

Business Acquisition, Goodwill, Non-Tax Deductible Amount

+ References

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- Definition

Date when the business acquisition agreement was executed, in CCYY-MM-DD format.

+ References

No definition available.

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- 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.

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No definition available.

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- Definition

Percentage of voting equity interests acquired at the acquisition date in the business combination.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 50
-Paragraph 2
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- Definition

Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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