PROPERTY AND EQUIPMENT (Property and equipment is comprised) (Detail) (USD $) In Thousands, unless otherwise specified															6 Months Ended
	Jun. 30, 2013	Dec. 31, 2012	Jun. 30, 2013 Equipment [Member]	Dec. 31, 2012 Equipment [Member]	Jun. 30, 2013 Vehicles [Member]	Dec. 31, 2012 Vehicles [Member]	Jun. 30, 2013 Leaseholds and Leasehold Improvements [Member]	Dec. 31, 2012 Leaseholds and Leasehold Improvements [Member]	Jun. 30, 2013 Software Development [Member]	Dec. 31, 2012 Software Development [Member]	Jun. 30, 2013 Computer Equipment [Member]	Dec. 31, 2012 Computer Equipment [Member]	Jun. 30, 2013 Office Equipment [Member]	Dec. 31, 2012 Office Equipment [Member]	Jun. 30, 2013 Maximum [Member] Equipment [Member]	Jun. 30, 2013 Maximum [Member] Vehicles [Member]	Jun. 30, 2013 Maximum [Member] Leaseholds and Leasehold Improvements [Member]	Jun. 30, 2013 Maximum [Member] Software Development [Member]	Jun. 30, 2013 Maximum [Member] Computer Equipment [Member]	Jun. 30, 2013 Maximum [Member] Office Equipment [Member]	Jun. 30, 2013 Minimum [Member] Equipment [Member]	Jun. 30, 2013 Minimum [Member] Vehicles [Member]	Jun. 30, 2013 Minimum [Member] Leaseholds and Leasehold Improvements [Member]	Jun. 30, 2013 Minimum [Member] Software Development [Member]	Jun. 30, 2013 Minimum [Member] Computer Equipment [Member]	Jun. 30, 2013 Minimum [Member] Office Equipment [Member]
Property, Plant and Equipment	$ 92,104	$ 91,686	$ 81,944	$ 82,798	$ 3,593	$ 2,408	$ 459	$ 473	$ 998	$ 1,063	$ 4,280	$ 4,080	$ 830	$ 864
Less: Accumulated depreciation and amortization	(28,134)	(21,230)
Total	$ 63,970	$ 70,456
Estimated Useful Life															10 years	5 years	5 years	5 years	5 years	5 years	3 years	3 years	2 years	3 years	3 years	3 years