The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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Business Combinations (Narrative) (Details) - USD ($)				3 Months Ended		9 Months Ended		12 Months Ended
Business Combinations (Narrative) (Details) - USD ($)	Jan. 06, 2019	Nov. 13, 2018	Jul. 06, 2018	Mar. 31, 2020	Mar. 31, 2019	Mar. 31, 2020	Mar. 31, 2019	Jun. 30, 2019	Jan. 31, 2020	Oct. 15, 2018
Business Combinations [Line Items]
Income (loss) from operations				$ 191,655,000	$ 137,929,000	$ 520,994,000	$ 423,082,000
Amortization of intangible assets				$ 12,136,000	$ 10,940,000	37,623,000	27,095,000
Acquisition related expenses						$ 0	$ 6,123,000
SnapWorx, LLC [Member]
Business Combinations [Line Items]
Percentage of acquisition shares									100.00%
MatrixCare [Member]
Business Combinations [Line Items]
Percentage of acquisition shares		100.00%
Total purchase price of acquisition		$ 750,000,000
Healthcarefirst [Member]
Business Combinations [Line Items]
Percentage of acquisition shares			100.00%
Total purchase price of acquisition			$ 126,300,000
HB Healthcare [Member]
Business Combinations [Line Items]
Percentage of acquisition shares										100.00%
Propeller Health [Member]
Business Combinations [Line Items]
Total purchase price of acquisition	$ 242,900,000
Income (loss) from operations								$ 1,900,000