Income Taxes - Other (Details) - USD ($) $ in Millions	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2014
Income Taxes
Uncertain tax position reserves	$ 0.3	$ 0.4	$ 0.7
Interest expense related to uncertain tax positions	0.1		$ 0.0
Colombian content producers, Radio television and NTC nacional
Income Taxes
Foreign net operating losses carryforwards	0.3	0.0
Foreign tax authority \| Puerto Rico, Latin America, and Mexico
Income Taxes
Foreign tax credit carryforwards	$ 10.6	$ 11.4

Amount before allocation of valuation allowances of deferred tax asset attributable to deductible foreign operating loss carryforwards.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 6
-URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32621-109319

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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-Section 50
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Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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