Goodwill and Other Intangible Assets, Net

12 Months Ended

Dec. 31, 2017

Goodwill And Intangible Assets Disclosure [Abstract]

Goodwill and Other Intangible Assets, Net

Note 4. Goodwill and Other Intangible Assets, Net

A summary of changes in the carrying amount of goodwill by operating segment for the years ended December 31, 2017 and 2016 were as follows (in thousands):

	Financial Services		Benefits and Insurance Services		National Practices		Total Goodwill
December 31, 2015	$	267,485	$	178,534	$	1,666	$	447,685
Additions		3,845		35,954		—		39,799
December 31, 2016	$	271,330	$	214,488	$	1,666	$	487,484
Additions		35,531		5,409		—		40,940
December 31, 2017	$	306,861	$	219,897	$	1,666	$	528,424

We review goodwill at the reporting unit level at least annually, as of November 1, for impairment. We had five reporting units at November 1, 2017. No goodwill impairment was recognized as a result of the annual evaluation.

The components of goodwill and other intangible assets, net at December 31, 2017 and 2016 were as follows (in thousands):

	2017			2016
Goodwill	$	528,424		$	487,484
Intangibles :
Client lists		177,221			172,343
Other intangibles		8,767			7,994
Total intangibles		185,988			180,337
Total goodwill and other intangibles assets		714,412			667,821
Accumulated amortization:
Client lists		(97,063	)		(80,560	)
Other intangibles		(4,143	)		(2,860	)
Total accumulated amortization		(101,206	)		(83,420	)
Goodwill and other intangible assets, net	$	613,206		$	584,401

Amortization expense for client lists and other intangible assets was $17.8 million, $16.7 million and $14.7 million in 2017, 2016 and 2015, respectively. The weighted-average useful lives of total intangible assets, client lists and other intangible assets were 7.1 years, 7 years and 8.3 years, respectively. Other intangible assets are amortized over periods ranging from 2 to 12 years. Based on the amount of intangible assets subject to amortization at December 31, 2017, the estimated amortization expense is $17.1 million for 2018, $12.9 million for 2019, $11.6 million for 2020, $10.3 million for 2021 and $8.5 million for 2022.

- 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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