Goodwill and Other Intangible Assets (Tables)

9 Months Ended

Sep. 30, 2019

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of carrying amount of goodwill by business segment

The following table shows the carrying amount of goodwill by reportable segment as of September 30, 2019 and December 31, 2018:

	Ammonia			Granular Urea		UAN		AN			Other			Total
	(in millions)
Balance as of December 31, 2018	$	586		$	828	$	576	$	292		$	71		$	2,353
Effect of exchange rate changes	(1		)	—		—		(7		)	(1		)	(9		)
Balance as of September 30, 2019	$	585		$	828	$	576	$	285		$	70		$	2,344

Schedule of the identifiable intangibles and their carrying values presented in other noncurrent assets on consolidated balance sheet

All of our identifiable intangible assets have definite lives and are presented in other assets on our consolidated balance sheets at gross carrying amount, net of accumulated amortization, as follows:

	September 30, 2019							December 31, 2018
	Gross Carrying Amount		Accumulated Amortization			Net		Gross Carrying Amount		Accumulated Amortization			Net
	(in millions)
Customer relationships	$	125	$	(42	)	$	83	$	127	$	(37	)	$	90
TerraCair brand	—		—			—		10		(10		)	—
Trade names	29		(6		)	23		30		(5		)	25
Total intangible assets	$	154	$	(48	)	$	106	$	167	$	(52	)	$	115

Schedule of estimated future amortization expense

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

	Estimated Amortization Expense
	(in millions)
Remainder of 2019	$	2
2020	8
2021	8
2022	8
2023	8
2024	8