EQUITY Phantom (Details) - $ / shares	6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016
Equity [Line Items]
Common stock dividends, per share	$ 1.3875	$ 1.3200
Total International Paper Shareholders’ Equity
Equity [Line Items]
Common stock dividends, per share	1.3875	1.3200
Noncontrolling Interests
Equity [Line Items]
Common stock dividends, per share	$ 1.3875	$ 1.3200