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Employee Benefit Plans (Components Of Stock-Based Compensation Expense) (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2017 | Dec. 31, 2016
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Total pre-tax stock-based compensation expense | $ 38.7 | $ 35.8 | $ 77.7 | $ 66.9
Operating expenses |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Total pre-tax stock-based compensation expense | 5.4 | 6.3 | 10.6 | 11.8
Selling, general and administrative expenses |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Total pre-tax stock-based compensation expense | 27.5 | 24.3 | 56.1 | 45.9
System development and programming costs |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Total pre-tax stock-based compensation expense | $ 5.8 | $ 5.2 | $ 11.0 | $ 9.2

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- Definition Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 14.F) -URI http://asc.fasb.org/extlink&oid=27013229&loc=d3e301413-122809 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5047-113901 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1)(i) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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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. + References No definition available. + Details
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