Goodwill and Intangible Assets (Tables)

9 Months Ended

Sep. 30, 2020

Goodwill and Intangible Assets Disclosure [Abstract]

Summary of intangible assets which have an indefinite useful life

Intangible assets with an indefinite useful life consisted of the following at September 30, 2020 and December 31, 2019 (in thousands):

	Amount
Licenses	$	168,800
Tradename	154,300
Total	$	323,100

Intangible assets that are subject to amortization

Intangible assets that are subject to amortization consisted of the following at September 30, 2020 and December 31, 2019 (in thousands):

		September 30, 2020						December 31, 2019
	Amortization Period	Cost		Accumulated Amortization		Net Carrying Amount		Cost		Accumulated Amortization		Net Carrying Amount
Customer relationships	12 years	$	928,200	$	(154,700)	$	773,500	$	928,200	$	(96,687)	$	831,513
Content and data	7 years	154,400		(44,114)		110,286		154,400		(27,572)		126,828
		$	1,082,600	$	(198,814)	$	883,786	$	1,082,600	$	(124,259)	$	958,341