Goodwill, Customer Relationships and Trademarks (Tables)

12 Months Ended

Dec. 31, 2016

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Goodwill and Intangible Assets

Goodwill, customer relationships and trademarks consist of the following amounts as of (in thousands):




	December 31, 2016			December 31, 2015
Goodwill	$	79,147		$	18,379
Customer Relationships— Acquired ⁽¹⁾
Cost	63,571			14,883
Accumulated amortization	(31,660		)	(4,503		)
Customer Relationships—Acquired, net	$	31,911		$	10,380
Customer Relationships— Other⁽²⁾
Cost	4,320			4,320
Accumulated amortization	(2,708		)	(1,271		)
Customer Relationships—Other, net	$	1,612		$	3,049
Trademarks⁽³⁾
Cost	6,770			1,268
Accumulated amortization	(431		)	(74		)
Trademarks, net	$	6,339		$	1,194


(1)	Customer relationships—Acquired represent those customer acquisitions accounted for under the acquisition method in accordance with ASC 805. See Note 3 "Acquisitions" for further discussion.


(2)	Customer relationships—Other represent portfolios of customer contracts not accounted for in accordance with ASC 805 as these acquisitions were not in conjunction with the acquisition of businesses. See Note 15 "Customer Acquisitions" for further discussion.

(3)

Trademarks reflect values associated with the recognition and positive reputation of acquired businesses accounted for as part of the acquisition method in accordance with ASC 805 through the acquisitions of CenStar, Oasis, the Provider Companies and the Major Energy Companies. These trademarks are recorded as other assets in the consolidated balance sheets. See Note 3 "Acquisitions" for further discussion.

Changes in goodwill, customer relationships and trademarks consisted of the following (in thousands):



	Goodwill		Customer Relationships— Acquired & Non-Compete Agreements			Customer Relationships— Other			Trademarks
Balance at December 31, 2013	$	—	$	—		$	—		$	—
Additions	—		—			1,589			—
Amortization expense	—		—			(88		)	—
Balance at December 31, 2014	$	—	$	—		$	1,501		$	—
Additions	$	—	$	—		$	2,731		$	—
Acquisition of CenStar	6,396		5,494			—			651
Acquisition of Oasis	11,983		9,389			—			617
Amortization expense	—		(4,503		)	(1,183		)	(74		)
Balance at December 31, 2015	$	18,379	$	10,380		$	3,049		$	1,194
Additions	$	—	$	—		$	—		$	—
Acquisition of Provider Companies	26,040		24,417			—			529
Acquisition of Major Energy Companies	34,728		24,271			—			4,973
Amortization expense	—		(27,157		)	(1,437		)	(357		)
Balance at December 31, 2016	$	79,147	$	31,911		$	1,612		$	6,339

Estimated Future Amortization Expense of Intangible Assets

Estimated future amortization expense for customer relationships and trademarks at December 31, 2016 is as follows (in thousands):



Year Ending December 31,
2017	$	12,913
2018	10,337
2019	5,892
2020	2,894
2021	2,592
> 5 years	5,234
Total	$	39,862