Amortizable Intangible Assets

9 Months Ended

Sep. 30, 2019

Goodwill And Intangible Assets Disclosure [Abstract]

Amortizable Intangible Assets

NOTE 7  Amortizable Intangible Assets

Amortizable intangible assets at September 30, 2019 and December 31, 2018 consisted of the following:

	September 30, 2019									December 31, 2018
(in thousands)	Gross carrying value		Accumulated amortization			Net carrying value		Weighted average life (years) (1)		Gross carrying value		Accumulated amortization			Net carrying value		Weighted average life (years) (1)
Purchased customer accounts	$	1,905,638	$	(985,436	)	$	920,202		15.0	$	1,804,404	$	(909,415	)	$	894,989		14.9
Non-compete agreements		33,781		(30,565	)		3,216		4.5		33,469		(29,651	)		3,818		4.5
Total	$	1,939,419	$	(1,016,001	)	$	923,418			$	1,837,873	$	(939,066	)	$	898,807

(1) Weighted average life calculated as of the date of acquisition.

Amortization expense for amortizable intangible assets for the years ending December 31, 2019, 2020, 2021, 2022 and 2023 is estimated to be $104.7 million, $99.8 million, $96.3 million, $91.8 million, and $84.8 million, respectively.