Intangible Assets

3 Months Ended

Mar. 31, 2016

Goodwill and Intangible Assets Disclosure [Abstract]

Intangible Assets

Note 5.  Intangible Assets

Intangible assets consist primarily of software development costs and customer and reseller relationships which are amortized over the estimated useful life, generally on a straight-line basis with the exception of customer relationships, which are generally amortized straight line over the related asset’s pattern of economic benefit.(in thousands)

	March 31			December 31
	2016			2015
Horizon software	$	18,589		$	17,879
ZTEsoft Telecom software		470			469
Contractual relationships		885			885
		19,944			19,233
Less accumulated amortization		(10,216	)		(9,410	)
Intangible assets, net	$	9,728		$	9,823

Amortization of intangible assets for each of the next five years is estimated to be $2,000,000 per year