Commitments and Contingencies Commitments and Contingencies (Details) $ in Millions	Jul. 29, 2016 USD ($)
Kodiak Kenai Fiber Link [Member]
Business Acquisition [Line Items]
Business Combination, Consideration	$ 20.0

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.

No definition available.

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