Consolidated Statements Of Operations (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Consolidated Statements Of Operations [Abstract]
REVENUE	$ 401,336	$ 509,515	$ 524,618
COSTS AND EXPENSES:
Cost of revenue	198,405	224,806	241,163
Marketing	110,922	145,868	146,426
General and administrative	60,812	73,853	76,418
Depreciation and amortization	12,068	11,773	11,177
Total costs and expenses	382,207	456,300	475,184
Operating income from continuing operations	19,129	53,215	49,434
OTHER (EXPENSE) INCOME	0	(32)	407
EQUITY AND IMPAIRMENT LOSS (Note 7)	0	0	(4,000)
INTEREST (EXPENSE) INCOME, net	(468)	5	104
Income from continuing operations before income taxes	18,661	53,188	45,945
INCOME TAXES	6,400	19,309	13,072
Income from continuing operations	12,261	33,879	32,873
DISCONTINUED OPERATIONS (Note 12):
Loss on discontinued operations, net of income tax benefit of $566 in 2010 and $2,398 in 2009	0	(242)	(4,083)
Net income	$ 12,261	$ 33,637	$ 28,790
BASIC INCOME PER COMMON SHARE:
Income from continuing operations	$ 0.44	$ 1.14	$ 1.07
Loss on discontinued operations	$ 0.00	$ (0.01)	$ (0.14)
Net income	$ 0.44	$ 1.13	$ 0.93
DILUTED INCOME PER COMMON SHARE:
Income from continuing operations	$ 0.43	$ 1.13	$ 1.06
Loss on discontinued operations	$ 0.00	$ (0.01)	$ (0.14)
Net income	$ 0.43	$ 1.12	$ 0.92
WEIGHTED AVERAGE SHARES OUTSTANDING:
Basic	27,033	28,312	29,458
Diluted	27,325	28,686	29,769
Dividends declared per common share	$ 0.70	$ 0.70	$ 0.70