Intangibles (Tables)

9 Months Ended

Sep. 30, 2017

Goodwill and Intangible Assets Disclosure [Abstract]

Change in the Carrying Amount of Goodwill by Segment

The change in the carrying amount of goodwill by segment for the nine months ended September 30, 2017 is as follows:

In thousands	Freight Segment			Transit Segment		Total
Balance at December 31, 2016	$	550,902		$	1,527,863	$	2,078,765
Adjustment to preliminary purchase allocation	(13,395		)	77,302		63,907
Acquisitions	62,158			4,999		67,157
Foreign currency impact	9,407			165,522		174,929
Balance at September 30, 2017	$	609,072		$	1,775,686	$	2,384,758

Intangible Assets of the Company, Other Than Goodwill and Trade Names

Intangible assets of the Company, other than goodwill and trade names, consist of the following:

In thousands	September 30, 2017		December 31, 2016
Patents, non-compete and other intangibles, net of accumulated
amortization of $42,237 and $42,538	$	15,001	$	15,360
Customer relationships, net of accumulated amortization
of $117,676 and $87,334	541,705		528,068
Total	$	556,706	$	543,428

Amortization Expense

Amortization expense for the five succeeding years is estimated to be as follows:

Remainder of 2017	$	8,873
2018	34,794
2019	33,537
2020	32,014
2021	31,827