INCOME TAXES Deferred Tax (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Current deferred tax assets (liabilities):
Allowance for doubtful accounts	$ 145	$ 362
Prepaid expenses	0	(543)
Accrued and other current liabilities	1,015	1,077
Tax loss carry-forwards	2,886	3,763
Tax loss carry-forwards	0	0
Current deferred tax assets (liabilities), gross, total	4,046	4,659
Valuation allowance	(610)	(566)
Deferred Tax Assets, Net, Current	3,436	4,093
Non-current deferred tax assets (liabilities):
Property and equipment	3,355	2,093
Goodwill and intangibles	14,434	18,467
Accrued and other non-current liabilities	1,775	1,062
Deferred compensation	3,613	3,735
Other	0	1,873
Tax loss carry-forwards	140,068	132,298
Non-current deferred tax assets (liabilities), gross, total	163,245	159,528
Valuation allowance	(153,718)	(151,217)
Deferred Tax Assets, Net, Noncurrent	9,527	8,311
Deferred tax assets (liabilities), net of valuation allowance, total	$ 12,963	$ 12,404