SUMMARY OF SIGNIFICANT ACCOUNT POLICIES (Narrative) (Details) (USD $)	3 Months Ended	9 Months Ended	12 Months Ended					3 Months Ended	12 Months Ended					3 Months Ended			12 Months Ended			3 Months Ended
	Sep. 30, 2012 Segment	Sep. 30, 2012 Segment	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2012 Europe	Dec. 31, 2011 Europe	Mar. 31, 2012 Technology	Dec. 31, 2012 Technology	Dec. 31, 2011 Technology	Dec. 31, 2010 Technology	Dec. 31, 2011 Trade Name	Dec. 31, 2010 Trade Name	Jun. 30, 2011 Trade Name indefinite_lived_trade_name_asset	Jul. 31, 2012 U.S. Spine	Jan. 02, 2012 U.S. Spine	Dec. 31, 2012 Property, Plant and Equipment	Dec. 31, 2011 Property, Plant and Equipment	Dec. 31, 2010 Property, Plant and Equipment	Dec. 31, 2012 Out-of-period Adjustment [Member]	Dec. 31, 2012 First Three Quarters of 2012 [Member] Out-of-period Adjustment [Member]	Dec. 31, 2012 Full Year 2011 [Member] Out-of-period Adjustment [Member]	Dec. 31, 2012 Last Quarter of 2010 [Member] Out-of-period Adjustment [Member]
Summary Of Significant Accounting Policies [Line Items]
Depreciation expense																	$ 27,500,000	$ 25,500,000	$ 21,300,000
Interest expense capitalized to property, plant, and equipment			3,900,000
Capitalized interest			2,100,000	1,400,000	400,000															3,300,000	1,500,000	1,400,000	400,000
Number of reporting units		8
Number of reporting units subject to qualitative goodwill assessment	7
Goodwill, gross				292,980,000												31,700,000
Goodwill, warning, percentage by which fair value exceeds carrying value															13.00%
Impairment charges								100,000		2,100,000		200,000	800,000	900,000
Number of intangible assets no longer in use due to rebranding														1
Amortization expense			25,100,000	24,600,000	17,900,000
Annual amortization expense expected to approximate in 2013			19,000,000
Annual amortization expense expected to approximate in 2014			18,100,000
Annual amortization expense expected to approximate in 2015			16,300,000
Annual amortization expense expected to approximate in 2016			14,000,000
Annual amortization expense expected to approximate in 2017			12,100,000
Amortization expense, incldued in cost of product revenues									6,600,000	8,200,000	5,900,000
Charitable contributions			1,000,000	300,000	700,000
Distribution and handling costs			13,600,000	11,500,000	9,600,000
Extended warranties, in years			2 years
Accrued warranty expense			400,000	400,000
Capitalized research and development costs			0	1,700,000	300,000
Pension contributions			800,000	1,100,000	1,100,000
Accounts receivables from certain European countries customers						4,300,000	5,800,000
Accounts receivable reserved from certain European countries						400,000	800,000
Interest paid			12,000,000	13,200,000	8,800,000
Interest paid, capitalized			2,100,000
Income taxes paid			12,700,000	14,500,000	23,400,000
Capital expenditures incurred but not yet paid			9,500,000	6,400,000	1,100,000
Stock options exercised (in shares)					282,086
Number of shares tendered (in shares)					73,546
Fair market value of shares tendered in lieu of cash					3,100,000
Line of credit facility, amount converted into a term loan					$ 150,000,000