Goodwill and Other Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2016

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Changes in Carrying Amounts of Goodwill

The changes in the carrying amounts of goodwill were as follows:

(In thousands)	Domestic		Global			Total
Balance at the end of 2014	$	311,170	$	9,368		$	320,538
Goodwill recorded in connection with the Cerner Health Services acquisition	419,667		65,720			485,387
Foreign currency translation adjustment and other	—		(6,743		)	(6,743		)
Balance at the end of 2015	730,837		68,345			799,182
Purchase price allocation adjustments for Cerner Health Services	51,827		(4,887		)	46,940
Foreign currency translation adjustment and other	—		(1,922		)	(1,922		)
Balance at the end of 2016	$	782,664	$	61,536		$	844,200

Schedule of Finite-Lived Intangible Assets

A summary of net intangible assets is as follows:

	2016				2015
(In thousands)	Gross Carrying Amount		Accumulated Amortization		Gross Carrying Amount		Accumulated Amortization
Purchased software	$	368,174	$	225,754	$	370,073	$	168,024
Customer lists	469,353		153,750		495,328		115,325
Internal use software	87,966		47,325		68,966		36,062
Trade names	40,583		11,156		40,739		5,690
Other	44,844		6,888		43,133		5,080
Total	$	1,010,920	$	444,873	$	1,018,239	$	330,181
Intangible assets, net			$	566,047			$	688,058

Schedule of Finite-Lived Intangible Asets, Future Amortization Expense

Estimated aggregate amortization expense for each of the next five years is as follows:

(In thousands)
2017	$	117,049
2018	102,727
2019	98,734
2020	55,990
2021	49,733