SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)

3 Months Ended

Mar. 31, 2012

SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES

Components of inventories

	March 31,		December 31,
	2012		2011
	(in thousands)
Raw materials and purchased parts	$	25,704	$	23,415
Work-in-progress	239,895		251,933
Finished goods	91,875		102,085
	$	357,474	$	377,433