Goodwill and Intagible Assets (Tables)

9 Months Ended

Sep. 30, 2018

Goodwill and Intangible Assets Disclosure [Abstract]

The following table sets forth the changes in the carrying amount of goodwill for the nine months ended September 30, 2018:



	Amounts
Balance at December 31, 2017	$	33,872
Foreign currency translation adjustment	(1,024		)
Balance at September 30, 2018	$	32,848

Schedule of finite-lived intangible assets

The changes in the carrying amount of intangible assets during the nine months ended September 30, 2018 are as follows:



	Amounts
Balance at December 31, 2017	$	15,120
Amortization expense	(3,101		)
Intangible assets acquired in asset acquisition	22
Foreign currency translation adjustment	(404		)
Balance at September 30, 2018	$	11,637

Finite-lived Intangible Assets Amortization Expense [Table Text Block]

Acquired intangible assets are subject to amortization. The following table summarizes acquired intangible assets at September 30, 2018 and December 31, 2017, respectively:



	Gross Carrying Amount		Accumulated Amortization		Net Carrying Value
September 30, 2018
Subscriber relationships	$	17,662	$	9,858	$	7,804
Distribution rights	4,291		1,663		2,628
Internally developed software	2,327		2,327		—
Proprietary content	8,185		7,070		1,115
Intellectual property	2,284		2,284		—
Favorable lease	645		555		90
	$	35,394	$	23,757	$	11,637
December 31, 2017
Subscriber relationships	$	17,912	$	8,347	$	9,565
Distribution rights	4,385		1,450		2,935
Internally developed software	2,324		2,206		118
Proprietary content	8,223		5,908		2,315
Intellectual property	2,284		2,284		—
Favorable lease	648		461		187
	$	35,776	$	20,656	$	15,120

Schedule of expected amortization expense

Estimated future amortization expense remaining at September 30, 2018 for intangible assets acquired is as follows:



Remainder of 2018	$	957
2019	3,018
2020	2,216
2021	2,216
2022	1,455
Thereafter	1,775
Total future amortization expense	$	11,637