Intangibles (Notes)

6 Months Ended

Jun. 29, 2019

Intangible Assets, Net (Excluding Goodwill) [Abstract]

Intangible Assets Disclosure [Text Block]

Intangibles

Intangible assets consist of the following (in thousands):

 

	June 29, 2019						December 29, 2018
	Estimated Weighted Avg Remaining Life	Gross Carrying Amount		Accumulated Amortization			Estimated Weighted Avg Remaining Life	Gross Carrying Amount		Accumulated Amortization
Amortized intangible assets:
Customer lists	9.5	$	705,379	$	(252,831	)	9.5	$	644,145	$	(222,661	)
Backlog	2.0	27,797		(26,447		)	2.8	27,065		(24,755		)
Developed technology	4.8	28,879		(20,579		)	5.9	39,624		(20,998		)
		$	762,055	$	(299,857	)		$	710,834	$	(268,414	)
Indefinite-lived assets:
Trademarks and tradenames		$	980,557					$	918,604

The aggregate intangible amortization expense was $14.7 million and $9.8 million for the second quarter periods ended June 29, 2019 and June 30, 2018, respectively. The aggregate intangible amortization expense was $30.8 million and $21.3 million for the six months period ended June 29, 2019 and June 30, 2018, respectively. The estimated future amortization expense of intangible assets is as follows (in thousands):

 

Twelve Month Period coinciding with the end of our Fiscal Second Quarter	Amortization Expense
2020	$	64,293
2021	61,657
2022	58,333
2023	52,828
2024	45,602
Thereafter	179,485
	$	462,198