Goodwill and Intangible Assets (Details Textual) - USD ($) $ in Thousands	1 Months Ended	12 Months Ended		120 Months Ended
	Jan. 31, 2017	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2026
Finite-Lived Intangible Assets [Line Items]
Assets acquired		$ 94
Amortization expense		$ 980	$ 1,008
Subscriber relationships
Finite-Lived Intangible Assets [Line Items]
Weighted average remaining useful life in years		3 years 5 months 15 days
Distribution rights
Finite-Lived Intangible Assets [Line Items]
Weighted average remaining useful life in years		8 years 3 months 18 days
Total weighted Average remaining useful life
Finite-Lived Intangible Assets [Line Items]
Weighted average remaining useful life in years		4 years 5 months 30 days
Acquisition Prior to 2013
Finite-Lived Intangible Assets [Line Items]
Useful life		7 years
Headland Media Limited | Subscriber relationships
Finite-Lived Intangible Assets [Line Items]
Useful life		10 years
Headland Media Limited | Distribution rights
Finite-Lived Intangible Assets [Line Items]
Useful life		15 years
Q1 2017 Acquisition | Subscriber relationships
Finite-Lived Intangible Assets [Line Items]
Useful life	10 years
Assets acquired	$ 100	$ 271
Assets consideration		$ 94
Forecast | Q1 2017 Acquisition | Maximum
Finite-Lived Intangible Assets [Line Items]
Assets consideration				$ 114