Postretirement Benefits (Narrative) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended									5 Months Ended	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2013 U.S. Postretirement Benefit Plans [Member]		Dec. 31, 2012 U.S. Postretirement Benefit Plans [Member]	Dec. 31, 2011 U.S. Postretirement Benefit Plans [Member]	Dec. 31, 2013 Non-U.S. Postretirement Benefit Plans [Member]	Dec. 31, 2012 Non-U.S. Postretirement Benefit Plans [Member]	Dec. 31, 2011 Non-U.S. Postretirement Benefit Plans [Member]	Dec. 31, 2013 Temple Inland Building Products Business [Member]	Dec. 31, 2012 Temple Inland [Member]	Dec. 31, 2013 FY 2013 [Member] U.S. Postretirement Benefit Plans [Member]	Dec. 31, 2013 FY 2013 [Member] Non-U.S. Postretirement Benefit Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Increase (decrease) in pension and postretirement obligations	$ 29								$ 6	$ 6
Increase (decrease) in expected benefit cost	11									1
Discount rate		3.70%	[1]	4.40%	5.30%	8.43%	7.73%	7.72%
Increased in the accumulated postretirement benefit obligation due to a 1% increase in annual health care cost trend rate		13				12
Decreased in the accumulated postretirement benefit obligation due to a 1% decrease in the annual trend rat		11				10
Increase (decrease) in the amounts recognized in OCI		(54)				12
Change in the funded status that was recognized in either net periodic benefit cost or OCI		63		0	47	19	2	3
Defined benefit plan, amortization of gains (losses)											4	1
Net benefit expense		1		4	(7)	(7)	(1)	(2)
Amortization of prior service cost		24		30	25	0	0	0			(13)	0
Defined benefit plan, effect of one percentage point increase on service and interest cost components		$ 1

[1] Represents the weighted average rate for the IP plan for 2012 due to the remeasurement. The weighted average rate used for Temple-Inland in 2012 was 4.19%.