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Discontinued operations - Depreciation, Amortization and Capital Expenditures (Details) - Discontinued Operations, Disposed of by Sale - Digital $ in Thousands	12 Months Ended
	Dec. 31, 2017 USD ($)
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Depreciation	$ 19,569
Amortization of intangible assets	40,300
Capital expenditures	$ 37,441

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- Definition

Discontinued Operation, Income (Loss) from Discontinued Operation, Payments to Acquire Property, Plant and Equipment

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- Definition

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- Definition

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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.

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No definition available.

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