Customer Relationships and Other Intangibles, Net (Tables)

12 Months Ended

Dec. 31, 2017

Goodwill and Intangible Assets Disclosure [Abstract]

Details of Customer Relationships and Other Intangibles, Net

Table 6.1: Details of Customer Relationships and Other Intangibles, Net
	As of December 31,
	2017							2016
	Gross		Accumulated Amortization			Net		Gross		Accumulated Amortization			Net
	(in thousands)
Customer relationships	$	116,711	$	(57,811	)	$	58,900	$	116,267	$	(48,243	)	$	68,024
Purchased and internally developed software	6,226		(4,871		)	1,355		5,322		(3,289		)	2,033
Trademarks	14,839		(4,287		)	10,552		14,783		(3,285		)	11,498
Total	$	137,776	$	(66,969	)	$	70,807	$	136,372	$	(54,817	)	$	81,555

Future Amortization Expense of Customer Relationships and Other Intangibles

Table 6.2: Details of Future Amortization Expense of Customer Relationships and Other Intangibles
	As of December 31, 2017
	(in thousands)
2018	$	9,763
2019	8,745
2020	7,880
2021	7,154
2022	6,535
Thereafter	30,730
Total	$	70,807