ACCOUNTS PAYABLE AND ACCRUED EXPENSES (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2011	Dec. 31, 2010
Accounts Payable and Accrued Expenses [Abstract]
Accounts payable, including amounts due to publishers	$ 80,938	$ 63,416
Advertiser deposits	16,622	16,815
Accrued salaries and benefits	13,290	7,436
Other accrued expenses	13,013	13,307
Total	$ 123,863	$ 100,974