RESTRUCTURING (Tables)

12 Months Ended

Dec. 31, 2015

Restructuring and Related Activities [Abstract]

Summary of incurred and expected restructuring charges

The following table summarizes the incurred charges associated with these restructuring activities:

	Year ended
	December 31, 2015		December 31, 2014		December 31, 2013
Precise Machine facility closure	$	—	$	287	$	452
Employee separation agreement - key Valent employees	—		—		2,621
Savannah machining operations relocation	—		47		—
St. Charles machine parts operations relocation	150		228		—
Coweta machining facility closure	94		—		—
Greenville office closure	449		—		—
Australia office closure	47		—		—
Other employment separation activities	1,582		2,023		—
Total	$	2,322	$	2,585	$	3,073
Expense incurred by segment:
Aerostructures	$	1,108	$	2,074	$	3,073
Engineering Services	1,214		511		—
Total	$	2,322	$	2,585	$	3,073

Summary of restructuring activity

	Employee
	Severance			Other			Total
				(In Thousands)
Accrued restructuring balance as of December 31, 2013	$	422		$	—		$	422
Accrual additions	2,461			124			2,585
Cash payments	(2,144		)	(124		)	(2,268		)
Accrued restructuring balance as of December 31, 2014	$	739		$	—		$	739
Accrual additions	2,194			128			2,322
Cash payments	(2,771		)	(35		)	(2,806		)
Accrued restructuring balance as of December 31, 2015	$	162		$	93		$	255