Identified Intangible Assets and Goodwill, Net

12 Months Ended

Dec. 31, 2012

Goodwill and Intangible Assets Disclosure [Abstract]

Identified Intangible Assets and Goodwill, Net

The carrying amount of the identified intangibles and goodwill acquired in connection with our investments in businesses were as follows:



	Weighted-Average Amortization Period (Years)		December 31, 2012				December 31, 2011
	Weighted-Average Amortization Period (Years)		Carrying Amount		Accumulated Amortization		Carrying Amount		Accumulated Amortization
Amortized intangible assets:
Customer lists/relationships	5.5	years	$	14,378	$	10,319	$	12,627	$	9,570
Employment-related	3.9	years	5,430		5,082		5,345		4,573
Tradenames	6.4	years	4,528		3,267		4,358		2,783
Total			24,336		$	18,668	22,330		$	16,926
Less accumulated amortization			18,668				16,926
Identified intangibles, net			5,668				5,404
Unamortized intangible assets:
Goodwill	Not amortized		23,515				21,677
			$	29,183			$	27,081

The changes in the carrying amounts of goodwill, by segment, for the year ended December 31, 2012 follow:



	Balance at January 1, 2012		Acquisitions		Translation and Other Adjustments		Balance at December 31, 2012
Utility Services	$	1,314	$	—	$	—	$	1,314
Residential and Commercial Services	18,616		1,812		18		20,446
All other	1,747		8		—		1,755
Total	$	21,677	$	1,820	$	18	$	23,515

Estimated future aggregate amortization expense of intangible assets--The estimated aggregate amortization expense of intangible assets, as of December 31, 2012, in each of the next five years follows:



	Estimated Future Amortization Expense
Year ending December 31, 2013	$	1,611
2014	1,245
2015	892
2016	712
2017	515

- 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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