Intangible Assets, net

6 Months Ended

Jun. 30, 2019

Intangible Assets, net

Intangible Assets, net

Note 5. Intangible Assets, net

Intangible assets, net consisted of the following:

		June 30, 2019				December 31, 2018
	Weighted Average	Gross				Gross
	Amortizable	Carrying		Accumulated		Carrying		Accumulated
	Life in Years	Amount		Amortization		Amount		Amortization
		(in millions)
Intangible assets subject to amortization:
Covenants not to compete	4.8	$	0.8	$	(0.5)	$	0.8	$	(0.4)
Customer lists/relationships	15.0		709.6		(416.2)		707.3		(393.4)
Software	10.0		8.1		(8.1)		8.1		(8.1)
Other	7.5		1.1		(0.9)		1.0		(0.9)
			719.6		(425.7)		717.2		(402.8)
Intangible assets not subject to amortization:
Trade names			758.3		—		757.6		—
		$	1,477.9	$	(425.7)	$	1,474.8	$	(402.8)

Amortization expense for intangible assets was $21.5 million and $23.7 million for the six months ended June 30, 2019 and 2018, respectively. Foreign currency translation gains related to intangible assets, net, were $1.7 million for the six months ended June 30, 2019 compared to $2.3 million of foreign currency translation losses for the six months ended June 30, 2018.

The following is a summary of estimated future amortization expense for the remaining six months of 2019 and each of the succeeding five years:

	(in millions)
2019 (remaining six months)	$	21.6
2020		43.1
2021		41.4
2022		36.7
2023		30.7
2024		27.2