Goodwill and Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2017

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of finite-lived intangible assets

The following table summarizes other intangible assets as of December 31, 2017 and 2016, respectively:

	Gross Carrying Amount		Accumulated Amortization		Net Carrying Value
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
December 31, 2016
Subscriber relationships	$	16,888	$	6,431	$	10,457
Distribution rights	4,122		1,180		2,942
Internally developed software	2,301		1,904		397
Proprietary content	7,960		4,431		3,529
Intellectual property	2,284		2,056		228
Favorable lease	627		342		285
	$	34,182	$	16,344	$	17,838

Schedule of finite-lived intangible assets, future amortization expense

Estimated future amortization expense for intangible assets recorded by the Company at December 31, 2017 is as follows:

Years ending December 31,	Amortization Expense
2018	$	4,082
2019	3,122
2020	2,292
2021	2,292
2022	1,505
Thereafter	1,827
Total amortization expense	$	15,120

Schedule of goodwill

Goodwill is recorded when the consideration for an acquisition exceeds the fair value of net tangible and identifiable intangible assets acquired. All of the Company's goodwill as of December 31, 2017 relates to its mobile connectivity reportable segment. None of the Company's goodwill is deductible for tax purposes. The changes in the carrying amount of goodwill during the year ended December 31, 2017 is as follows:

	Goodwill
Balance at January 1, 2016	$	36,747
Foreign currency translation adjustment	(5,404		)
Balance at December 31, 2016	31,343
Foreign currency translation adjustment	2,529
Balance at December 31, 2017	$	33,872