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Long-Term Debt - Schedule Of Unrestricted Cash And Cash Equivalents (Details) - USD ($) | Dec. 31, 2017 | Jun. 30, 2017
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Debt Instrument [Line Items] |  |
Minimum Cash | $ 100,000,000 |
Greater Than or Equal to 4.00x [Member] | Amended and Restated Credit Agreement [Member] |  |
Debt Instrument [Line Items] |  |
Minimum Cash |  | $ 100,000,000.00
Greater Than or Equal to 3.50x But Less Than 4.00x [Member] | Amended and Restated Credit Agreement [Member] |  |
Debt Instrument [Line Items] |  |
Minimum Cash |  | 50,000,000.00
Less Than 3.50x [Member] | Amended and Restated Credit Agreement [Member] |  |
Debt Instrument [Line Items] |  |
Minimum Cash |  | $ 0.00

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- Definition Debt Instrument, Covenant, Minimum Cash Amount + References No definition available. + Details
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Period Type: | instant

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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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- Details
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- Details
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- Details
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- Details
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