Software and Other Intangible Assets (Tables)

9 Months Ended

Sep. 30, 2017

Goodwill and Intangible Assets Disclosure [Abstract]

Carrying Amount and Accumulated Amortization of Other Intangible Assets

The carrying amount and accumulated amortization of the Company’s other intangible assets that were subject to amortization at each balance sheet date are as follows:


	September 30, 2017							December 31, 2016
	Gross Carrying Amount		Accumulated Amortization			Net Balance		Gross Carrying Amount		Accumulated Amortization			Net Balance
Customer relationships	$	303,708	$	(111,783	)	$	191,925	$	295,730	$	(96,356	)	$	199,374
Trademarks and tradenames		16,579		(13,406	)		3,173		16,019		(11,759	)		4,260

	$	320,287	$	(125,189	)	$	195,098	$	311,749	$	(108,115	)	$	203,634

Estimated Amortization Expense for Future Fiscal Years Based on Capitalized Software and Other Intangible Assets

Based on capitalized software and other intangible assets at September 30, 2017, estimated amortization expense for future fiscal years is as follows:


Fiscal Year Ending December 31,	Software Amortization		Other Intangible Assets Amortization
(in thousands)
Remainder of 2017	$	14,256	$	4,892
2018		47,196		19,061
2019		39,324		18,505
2020		29,967		17,609
2021		19,542		17,103
2022		8,394		16,942
Thereafter		5,791		100,986

Total	$	164,470	$	195,098