ADVERTISING COSTS (Details) (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012	Dec. 31, 2012
Other Assets, Noncurrent [Abstract]
Capitalized direct-response advertising costs, net of accumulated amortization	$ 4,200,000		$ 4,200,000		$ 5,500,000
Impairment related to capitalized direct-response advertising cost				0
Period of amortization of direct-response advertising costs over estimated period of benefit	2 years
Amortization of direct-response advertising costs	1,000,000	300,000	4,000,000	1,300,000
Other advertising expense	$ 2,100,000	$ 1,400,000	$ 4,400,000	$ 3,200,000