Intangible Assets and Goodwill (Tables)

12 Months Ended

Dec. 31, 2017

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Finite-Lived Intangible Assets

The following table presents the remaining intangible assets balance as of December 31 2017 and 2016:

	2017			2016
	(In millions)
Cost	$	10.1		$	4.3
Accumulated amortization	(1.9		)	(0.9		)
Intangible assets, net	$	8.2		$	3.4

The following table presents the changes in intangible assets:

	Intangible Assets
	(In millions)
December 31, 2016	$	3.4
Acquisition	10.1
Amortization	(2.6		)
Impairment charges	(2.7		)
December 31, 2017	$	8.2

Schedule of Intangible Asset Amortization Expense

Amortization expense from continuing operations for intangible assets consisted of the following:

	Years Ended December 31,
	2017		2016
	(In millions)
Amortization expense	$	2.6	$	0.8

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense

Based on the intangible assets in service as of December 31, 2017, estimated amortization expenses for each of the next five years ending December 31 is as follows:

	2018		2019		2020		2021		2022
	(In millions)
Amortization expense	$	2.0	$	2.0	$	2.0	$	2.0	$	0.2

Schedule of Changes in Goodwill Allocated to Reportable Segments

The following table presents the changes in goodwill:

	Nexsan
	(in millions)
Balance as of December 31, 2015:	$	3.8
Acquisition	—
Impairment charges	—
Balance as of December 31, 2016:	3.8
Acquisition	—
Impairment charges	(3.8		)
Balance as of December 31, 2017:	$	—