REVENUE (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Disaggregation of Revenue [Line Items]
Sales	$ 609,357	$ 621,495	$ 1,168,818	$ 1,218,554
Commercial [Member]
Disaggregation of Revenue [Line Items]
Sales	229,441	224,018	427,931	419,141
Total Aerospace & Defense
Disaggregation of Revenue [Line Items]
Sales	379,916	397,477	740,887	799,413
Aerospace Defense [Member] | Defense [Member]
Disaggregation of Revenue [Line Items]
Sales	94,545	99,977	192,549	210,993
Ground Defense [Member] | Defense [Member]
Disaggregation of Revenue [Line Items]
Sales	44,393	48,221	83,501	103,967
Naval Defense [Member] | Defense [Member]
Disaggregation of Revenue [Line Items]
Sales	172,786	177,724	335,753	355,629
Commercial Aerospace [Member] | Commercial [Member]
Disaggregation of Revenue [Line Items]
Sales	68,192	71,555	129,084	128,824
Power & Process [Member] | Commercial [Member]
Disaggregation of Revenue [Line Items]
Sales	125,355	125,333	230,143	230,837
General Industrial [Member] | Commercial [Member]
Disaggregation of Revenue [Line Items]
Sales	$ 104,086	$ 98,685	$ 197,788	$ 188,304
Transferred over Time [Member]
Disaggregation of Revenue [Line Items]
Net Sales, Net, Percent	53.00%	52.00%	53.00%	52.00%
Transferred at Point in Time [Member]
Disaggregation of Revenue [Line Items]
Net Sales, Net, Percent	47.00%	48.00%	47.00%	48.00%