GOODWILL AND OTHER INTANGIBLE ASSETS

6 Months Ended

Mar. 31, 2015

Goodwill and Intangible Assets Disclosure [Abstract]

The changes in the carrying amount of goodwill for the six months ended March 31, 2015, are as follows:



	Germany			United States			Rest of World			Total
Balance as of September 30, 2014	$	40,938		$	13,091		$	46,326		$	100,355
Currency translation differences	(5,678		)	(426		)	(2,842		)	(8,946		)
Balance as of March 31, 2015	$	35,260		$	12,665		$	43,484		$	91,409

The carrying values of other intangible assets are as follows:



	March 31, 2015				September 30, 2014
	Gross Carrying Amount		Accumulated Amortization		Gross Carrying Amount		Accumulated Amortization
Amortized intangible assets:
Patents	$	16,748	$	8,478	$	17,947	$	8,721
Customer base	16,853		15,814		18,404		16,883
Other	20,772		16,441		22,101		17,136
Total	$	54,373	$	40,733	$	58,452	$	42,740

Amortization expense for each of the six-month periods ended March 31, 2015 and 2014, was $1,535 and $1,355, respectively. At March 31, 2015, estimated amortization expense of existing intangible assets for the remainder of fiscal year 2015 and the next five fiscal years based on the average exchange rates as of March 31, 2015, is as follows:



2015 (remainder)	1,300
2016	1,900
2017	1,700
2018	1,300
2019	1,100
2020	1,100

- 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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