INTANGIBLE ASSETS (Notes)

12 Months Ended

Dec. 31, 2018

Goodwill and Intangible Assets Disclosure [Abstract]

GOODWILL AND OTHER INTANGIBLE ASSETS

    INTANGIBLE ASSETS

The components of our intangible assets as of December 31, 2018 and 2017 are as follows (in thousands):

	December 31,
	2018			2017
Gross carrying value	$	520		$	520
Accumulated amortization	(116		)	(58		)
Net carrying value	$	404		$	462

Amortization expense for our intangible assets with determinable lives was as follows (in thousands):

	Successor						Predecessor
	Year Ended December 31, 2018		Year Ended December 31, 2017		Period from December 16, 2016 through December 31, 2016		Period from January 1, 2016 through December 15, 2016
Noncompete agreements	$	—	$	—	$	—	$	179
Patents and trademarks	58		58		—		40
Customer relationships and contracts	—		—		—		1,239
Developed technology	—		—		—		340
Total intangible asset amortization expense	$	58	$	58	$	—	$	1,798

The weighted average remaining amortization periods and expected amortization expense for the next five years for our definite lived intangible assets are as follows (in thousands):

	Weighted average remaining amortization period (years)	Expected Amortization Expense
		2019		2020		2021		2022		2023
Trademarks	7.0	$	58	$	58	$	58	$	58	$	58
Total expected intangible asset amortization expense		$	58	$	58	$	58	$	58	$	58