Other Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2019

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Intangible Assets

A summary of our identifiable intangible assets are as follows (in millions):

As of December 31, 2019	Useful Life	Gross		Accumulated Amortization			Net
Intangible Assets subject to amortization:
Third-party fuel supply agreement	10 years	$	49.0	$	(12.3	)	$	36.7
Fuel trade name	5 years	4.0		(2.0		)	2.0
Intangible assets not subject to amortization:
Rights-of-way	Indefinite	48.9					48.9
Line space history	Indefinite	12.0					12.0
Liquor licenses	Indefinite	8.5					8.5
Refinery permits	Indefinite	2.2					2.2
Total		$	124.6	$	(14.3	)	$	110.3

As of December 31, 2018	Useful Life	Gross		Accumulated Amortization			Net
Intangible Assets subject to amortization:
Third-party fuel supply agreement	10 years	49.0		(7.4		)	41.6
Fuel trade name	5 years	4.0		(1.2		)	2.8
Below market leases	13 - 15 years	8.3		(0.3		)	8.0
Intangible assets not subject to amortization:
Rights-of-way	Indefinite	30.0					30.0
Line space history	Indefinite	11.3					11.3
Liquor licenses	Indefinite	8.5					8.5
Refinery permits	Indefinite	2.2					2.2
Total		$	113.3	$	(8.9	)	$	104.4

Schedule of Amortization Expense

Amortization expense for the next five years is estimated to be as follows (in millions):

2020	$	5.7
2021	$	5.7
2022	$	5.3
2023	$	4.9
2024	$	4.9