Summary Of Significant Accounting Policies (Tables)

6 Months Ended

Dec. 31, 2018

Summary Of Significant Accounting Policies [Abstract]

Summary Of Net Revenue Disaggregated By Product And Region

	Three Months Ended December 31,				Six Months Ended December 31,
	2018		2017		2018		2017
U.S., Canada and Latin America
Devices	$	186.5	$	173.7	$	358.9	$	331.6
Masks and other		172.0		155.5		326.1		294.2
Total Sleep and Respiratory Care	$	358.5	$	329.2	$	685.0	$	625.8
Software as a Service		63.2		38.7		110.7		76.8
Total	$	421.7	$	367.9	$	795.7	$	702.6
Combined Europe, Asia and other markets
Devices	$	156.2	$	163.3	$	307.9	$	291.6
Masks and other		73.2		70.1		135.8		130.7
Total Sleep and Respiratory Care	$	229.4	$	233.4	$	443.7	$	422.3
Global revenue
Devices	$	342.7	$	337.0	$	666.8	$	623.2
Masks and other		245.2		225.6		461.9		424.9
Total Sleep and Respiratory Care	$	587.9	$	562.6	$	1,128.7	$	1,048.1
Software as a Service		63.2		38.7		110.7		76.8
Total	$	651.1	$	601.3	$	1,239.4	$	1,124.9

Summary Of Contract Balances

	December 31, 2018		June 30, 2018		Balance sheet caption
Contract assets
Accounts receivable, net	$	477,191	$	483,681	Accounts receivable, net
Unbilled revenue, current		13,624		13,342	Prepaid expenses and other current assets
Unbilled revenue, non-current		3,715		2,973	Prepaid taxes and other non-current assets
Contract liabilities
Deferred revenue, current		(72,685)		(60,828)	Deferred revenue (current liabilities)
Deferred revenue, non-current		(76,773)		(71,596)	Deferred revenue (non-current liabilities)

Schedule Of Reclassification Of Assets And Equity Upon Adoption ASU 2016-16

Balance Sheet Caption	As reported balance June 30, 2018		Adoption of ASU 2016-16 Increase/(Decrease)		Revised balance July 1, 2018
Assets
Prepaid expenses and other current assets	$	124,634	$	(28,947)	$	95,687
Prepaid taxes and other non-current assets		273,710		(156,406)		117,304
Deferred income taxes		53,818		(3,445)		50,373
Equity
Retained Earnings		2,432,328		(188,798)		2,243,530