Goodwill and Identifiable Assets (Notes)

3 Months Ended

Mar. 31, 2018

Goodwill and Intangible Assets Disclosure [Abstract]

Goodwill and Identifiable Intangible Assets

4. Goodwill and Identifiable Intangible Assets

The changes in the carrying amount of goodwill for three months ended March 31, 2018 and the year ended December 31, 2017 were as follows (in thousands):



	Apex Segment		Oxford Segment		Total
Balance as of December 31, 2016	$	644,617	$	228,896	$	873,513
Stratacuity acquisition	17,467		—		17,467
Translation adjustment	—		3,115		3,115
Balance as of December 31, 2017	662,084		232,011		894,095
Translation adjustment	—		793		793
Balance as of March 31, 2018	$	662,084	$	232,804	$	894,888

Acquired intangible assets consisted of the following (in thousands):



		March 31, 2018						December 31, 2017
	Estimated Useful Life	Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount
Subject to amortization:
Customer relationships	2 - 10 years	$	202,800	$	123,802	$	78,998	$	202,588	$	119,272	$	83,316
Contractor relationships	2 - 5 years	71,200		61,191		10,009		71,121		59,174		11,947
Non-compete agreements	2 - 7 years	11,908		7,013		4,895		11,850		6,600		5,250
In-use software	6 years	18,900		13,603		5,297		18,900		12,816		6,084
Favorable contracts	5 years	900		706		194		900		673		227
		305,708		206,315		99,393		305,359		198,535		106,824
Not subject to amortization:
Trademarks		245,977		—		245,977		245,942		—		245,942
Total		$	551,685	$	206,315	$	345,370	$	551,301	$	198,535	$	352,766

Estimated future amortization expense is as follows (in thousands):



Remainder of 2018	$	22,765
2019	23,311
2020	15,633
2021	12,785
2022	8,060
Thereafter	16,839
	$	99,393

- Definition

The entire disclosure for the aggregate amount of goodwill and a description of intangible assets, which may include (a) for amortizable intangible assets (also referred to as finite-lived intangible assets), the carrying amount, the amount of any significant residual value, and the weighted-average amortization period, (b) for intangible assets not subject to amortization (also referred to as indefinite-lived intangible assets), the carrying amount, and (c) the amount of research and development assets acquired and written off in the period, including the line item in the income statement in which the amounts written off are aggregated, if not readily apparent from the income statement. Also discloses (a) for amortizable intangibles assets in total and by major class, the gross carrying amount and accumulated amortization, the total amortization expense for the period, and the estimated aggregate amortization expense for each of the five succeeding fiscal years, (b) for intangible assets not subject to amortization the carrying amount in total and by major class, and (c) for goodwill, in total and for each reportable segment, the changes in the carrying amount of goodwill during the period (including the aggregate amount of goodwill acquired, the aggregate amount of impairment losses recognized, and the amount of goodwill included in the gain (loss) on disposal of a reporting unit). If any part of goodwill has not been allocated to a reportable segment, discloses the unallocated amount and the reasons for not allocating. For each impairment loss recognized related to an intangible asset (excluding goodwill), discloses: (a) a description of the impaired intangible asset and the facts and circumstances leading to the impairment, (b) the amount of the impairment loss and the method for determining fair value, (c) the caption in the income statement or the statement of activities in which the impairment loss is aggregated, and (d) the segment in which the impaired intangible asset is reported. For each goodwill impairment loss recognized, discloses: (a) a description of the facts and circumstances leading to the impairment, (b) the amount of the impairment loss and the method of determining the fair value of the associated reporting unit, and (c) if a recognized impairment loss is an estimate not finalized and the reasons why the estimate is not final. May also disclose the nature and amount of any significant adjustments made to a previous estimate of an impairment loss.

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