BUSINESS ACQUISITIONS (Details) (USD $) In Millions, except Per Share data	6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010
Notes To Financial Statements [Abstract]
Various laboratories and related assets acquired in cash, net of cash acquired	$ 45.0	$ 174.9
Announced date of Proposed Acquisition of Orchid Cellmark, Inc.	April 2011
Name of Entity in Proposed Acquisition	Orchid Cellmark, Inc
Per share cash tender offer in Proposed Acquisition of Orchid Cellmark, Inc. (in dollars per share)	$ 2.80
Amount of proposed purchase price to stockholders and optionholders of Orchid Cellmark, Inc.	$ 85.4
Extension of the HSR Act waiting period in connection with Proposed Acquisition of Orchid Cellmark, Inc.	10 days after the Company has substantially complied with the request for additional information