SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
Jun. 30, 2012	Jun. 30, 2011
Revenue Recognition
Non-cash amortization of acquired contract liabilities	$ 6,993	$ 7,740
Aerostructures
Revenue Recognition
Non-cash amortization of acquired contract liabilities	$ 6,993	$ 7,740

The aggregate amount of noncash income recognized in net sales in the period for acquired contract liabilities.

No definition available.

Name:	tgi_AmortizationOfAcquiredContractLiabilities
Namespace Prefix:	tgi_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration