Accrued Liabilities (Tables)

12 Months Ended

Dec. 31, 2018

Payables And Accruals [Abstract]

Components of Accrued Liabilities

Accrued liabilities consisted of the following:

	December 31,		December 31,
	2018		2017
Accrued compensation and benefits	$	9,367	$	8,637
Accrued warranty obligations		5,624		4,153
Acquired customer product liabilities		546		858
Corporate income tax payable		1,521		1,415
Contingent consideration amount		2,063		—
VAT payable		2,286		—
Accrued satellite network and other equipment		227		595
Accrued inventory purchases		219		1,598
Accrued interest expense		5,000		4,944
Accrued professional fees		303		303
Accrued airtime charges		901		1,670
Other accrued expenses		7,678		8,843
	$	35,735	$	33,016

Summary of Accrued Warranty Obligations

Changes in accrued warranty obligations consisted of the following:

	2018			2017
Balance at January 1,	$	4,153		$	1,842
Warranty liabilities assumed from acquisitions		151			152
Reduction of warranty liabilities assumed in connection with    acquisitions		(486	)		(119	)
Warranty expense		3,878			2,654
Warranty charges		(2,072	)		(376	)
Balance at December 31,	$	5,624		$	4,153