Intangibles (Notes)

12 Months Ended

Dec. 31, 2014

Intangible Assets, Net (Excluding Goodwill) [Abstract]

Intangible Assets Disclosure [Text Block]

11. Intangible Assets, Net

Our intangible assets consist of customer relationships. A summary of our intangible assets, net is presented in the table below:

	December 31,
	2014			2013
	(In thousands)
Gross carrying value	$	7,551		$	7,551
Accumulated amortization	(3,366		)	(2,810		)
Intangible assets, net	$	4,185		$	4,741

Intangible asset amortization expense was $0.6 million for the years ended December 31, 2014, 2013 and 2012 based upon estimates of useful lives ranging from 7 to 15 years. The weighted average amortization period as of December 31, 2014 and 2013 was 7.5 and 8.5 years, respectively.

Estimated amortization expense for the next five fiscal years is as follows (in thousands):

2015	$	556
2016	556
2017	556
2018	556
2019	556