INTANGIBLE ASSETS AND GOODWILL

3 Months Ended

Mar. 31, 2019

INTANGIBLE ASSETS AND GOODWILL

INTANGIBLE ASSETS AND GOODWILL

5.  INTANGIBLE ASSETS AND GOODWILL

Intangible assets subject to amortization (primarily advertiser lists, subscriber lists and developed technology), mastheads and goodwill consisted of the following: 

	December 30,		Amortization		March 31,
(in thousands)	2018		Expense		2019
Intangible assets subject to amortization	$	838,336	$	—	$	838,336
Accumulated amortization		(807,725)		(11,801)		(819,526)
		30,611		(11,801)		18,810
Mastheads		112,736		—		112,736
Goodwill		705,174		—		705,174
Total	$	848,521	$	(11,801)	$	836,720

Amortization expense with respect to intangible assets is summarized below:

	Three Months Ended
	March 31,		April 1,
(in thousands)	2019		2018
Amortization expense	$	11,801	$	12,036

The estimated amortization expense for the remainder of fiscal year 2019 and the five succeeding fiscal years is as follows: 

	Amortization
	Expense
Year	(in thousands)
2019 (Remainder)	$	12,353
2020		803
2021		680
2022		655
2023		667
2024		640