LONG-TERM DEBT (Tables)

12 Months Ended

Dec. 31, 2019

Debt Disclosure [Abstract]

Long-Term Debt by Types and Interest Rates (Includes Current Portion)

The following table lists our long-term debt by types and interest rates at the end of our last two years and includes the current portion.

Long-Term Debt by Types and Interest Rates (Includes Current Portion)

DOLLAR AMOUNTS IN MILLIONS
	DECEMBER 31, 2019			DECEMBER 31, 2018
7.375% notes due 2019	$	—		$	500
9.00% debentures due 2021		150			150
4.70% debentures due 2021		569			569
7.125% debentures due 2023		191			191
5.207% debentures due 2023		860			860
4.625% notes due 2023		500			500
3.25% debentures due 2023		325			325
8.50% debentures due 2025		300			300
7.95% debentures due 2025		136			136
7.70% debentures due 2026		150			150
7.35% debentures due 2026		62			62
7.85% debentures due 2026		100			100
Variable-rate term loan credit facility matures 2026		225			225
6.95% debentures due 2027		300			300
4.00% notes due 2029		750			—
7.375% debentures due 2032		1,250			1,250
6.875% debentures due 2033		275			275
Other		1			1
Total principal long-term debt		6,144			5,894
Add: fair value adjustments (related to Plum Creek merger)		27			39
Less: unamortized discounts		(14	)		(5	)
Less: unamortized debt expense		(10	)		(9	)
Total	$	6,147		$	5,919
Portion due within one year	$	—		$	500

Amounts of Long-Term Debt Due Annually for the Next Five Years and Thereafter

Amounts of Long-Term Debt Due Annually for the Next Five Years and Thereafter

DOLLAR AMOUNTS IN MILLIONS (1)
2020	$	—
2021	$	719
2022	$	—
2023	$	1,876
2024	$	—
Thereafter	$	3,549

(1) Excludes $3 million of unamortized discounts, capitalized debt expense and fair value adjustments (related to Plum Creek merger).