XML 120 R39.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2

GAIN (LOSS) ON DISPOSITION OF ASSETS, NET (Tables)

12 Months Ended

Dec. 31, 2019

Gain Loss On Disposition Of Assets [Abstract]

Schedule of Gain (loss) on Disposition of Assets

The number of vessels disposed along with the gain (loss) on the dispositions, are as follows:

		Successor													Predecessor
										Period from					Period from
		Year				Year				August 1, 2017					April 1, 2017
		Ended				Ended				through					through
(In thousands, except number of vessels disposed)		December 31, 2019				December 31, 2018				December 31, 2017					July 31, 2017
Gain (losses) on vessels disposed		$	2,434			$	10,935			$	(163	)			$	509
Number of vessels disposed			40				38				11					7

X

- Definition

Schedule of gain loss on disposition of assets.

+ References

No definition available.

+ Details

Name:	tdw_ScheduleOfGainLossOnDispositionOfAssetsTableTextBlock
Namespace Prefix:	tdw_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	us-gaap_GainLossOnDispositionOfAssetsAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration