ACQUISITIONS (ASSETS ACQUIRED TABLE) (DETAILS) - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014	Aug. 08, 2014	Feb. 28, 2014
Business Acquisition [Line Items]
Total deferred tax assets, net	$ 54,200
Goodwill	126,798	$ 128,705
Accrued employee compensation and benefits	$ 74,439	$ 70,069
Sofica [Member]
Business Acquisition [Line Items]
Total purcahse price				$ 14,200
rogenSi [Member]
Business Acquisition [Line Items]
Cash			$ 2,670
Accounts receivable			6,417
Property, plant and equipment			578
Other assets			2,880
Total deferred tax assets, net			449
Customer relationships			9,349
Goodwill			20,960
Total assets acquired			43,303
Accounts payable			708
Accrued employee compensation and benefits			2,203
Accrued expenses			1,146
Other			4,843
Total liabilities assumed			8,900
Total purcahse price			$ 34,403