Consolidated Statements of Income - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
REVENUES:
TOTAL REVENUE	$ 1,400,040	$ 1,292,613	$ 379,372
Cost of Goods Sold	830,012	866,518	177,974
Gross profit	570,028	426,095	201,398
OPERATING EXPENSES:
Selling, general and administrative	328,146	303,953	89,426
Research and development	52,867	51,253	12,955
Restructuring, strategic transaction and integration expenses	105,390	77,967	15,348
Change in fair value of contingent earn-out	20,400	8,000	0
Contractsettlements	41,613	0	0
Impairment of assets held for sale	0	0	728
Total operating expenses	548,416	441,173	118,457
Income (Loss) from operations	21,612	(15,078)	82,941
Bargain Purchase Gain	0	70,890	1,456
Interest Expense	(709)	(2,047)	(118)
OTHER INCOME (EXPENSE),NET	1,471	(2,482)	885
Income before income taxes	22,374	51,283	85,164
BENEFIT (PROVISION) FOR INCOME TAXES	6,419	17,361	(22,080)
Net Income	$ 28,793	$ 68,644	$ 63,084
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Basic	$ 1.41	$ 3.50	$ 3.90
Diluted	$ 1.33	$ 3.29	$ 3.66
WEIGHTED AVERAGE NUMBER OF SHARES
Basic (in shares)	20,394	19,614	16,168
Diluted (in shares)	21,601	20,858	17,254
Product [Member]
REVENUES:
Net sales	$ 1,400,040	$ 1,292,166	$ 379,339
Product and Service, Other [Member]
REVENUES:
Net sales	$ 0	$ 447	$ 33