Fixed Assets (Tables)

12 Months Ended

Dec. 31, 2016

Property Plant And Equipment [Abstract]

Fixed Assets

Fixed assets consist of the following:

	Estimated	December 31,			December 31,
(Dollar amounts in thousands)	Useful Life	2016			2015
Computer equipment and software	3 to 10 years	$	336,784		$	304,032
Facility furniture, fixtures and equipment	5 to 7 years		23,398			20,302
Leasehold improvements	7 to 8 years, or life of lease if shorter		36,600			30,619
Assets under capital lease	3 to 5 years		23,204			3,266
Fixed assets, gross			419,986			358,219
Less: Accumulated depreciation and amortization			(271,176	)		(232,602	)
Fixed assets, net		$	148,810		$	125,617

Depreciation and Amortization Expense

Accumulated amortization for assets under capital lease amounted to $5.6 million and $3.0 million as of December 31, 2016 and 2015, respectively.

Fixed assets depreciation and amortization expense were as follows:

	Year Ended December 31,
(In thousands)	2016		2015		2014
Fixed assets depreciation and amortization expense, including capital leases	$	40,315	$	42,153	$	48,465