SUBSEQUENT EVENTS (Details) (USD $)	9 Months Ended		0 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Oct. 02, 2013 Parvus Corporation [Member] Subsequent Event [Member]	Oct. 02, 2013 Ovalpath [Member] Subsequent Event [Member]	Oct. 04, 2013 Arens Controls [Member] Subsequent Event [Member]
Subsequent Event [Line Items]
Payments for business combinations	$ 101,230,000	$ 6,231,000	$ 38,000,000	$ 2,500,000	$ 98,000,000
Contingent liability				$ 6,400,000