Accrued Liabilities (Tables)

12 Months Ended

Dec. 31, 2015

Payables And Accruals [Abstract]

Components of Accrued Liabilities

The Company’s accrued liabilities consisted of the following:

	December 31,		December 31,
	2015		2014
Accrued compensation and benefits	$	7,082	$	4,453
Warranty		2,321		1,470
Corporate income tax payable		204		455
Contingent earn-out amount		—		1,115
AIS deployment and license agreement		—		8
Accrued satellite network and other equipment		1,642		1,188
Accrued inventory purchases		1,676		—
Milestone payable		3,185		5,460
Accrued interest expense		1,017		1,083
Accrued acquisition-related and integration costs		—		417
Accrued credit facility financing fees		—		734
Accrued airtime charges		834		—
Other accrued expenses		6,225		3,953
	$	24,186	$	20,336

Summary of Accrued Warranty Obligations

For the years ended December 31, 2015 and 2014, changes in accrued warranty obligations consisted of the following:

	December 31,
	2015			2014
Balance at January 1,	$	1,470		$	2,199
Warranty liabilities assumed from acquisitions		450			96
Amortization of fair value adjustment of warranty liabilities    acquired through acquisitions		(12	)		(164	)
Reduction of warranty liabilities assumed in connection with    acquisitions		(174	)		(720	)
Warranty expense		827			692
Warranty charges		(240	)		(633	)
Balance at December 31,	$	2,321		$	1,470