Segment Information (Summarized Financial Information Reportable Segments) (Details) (USD $) In Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2011	Sep. 30, 2010	Sep. 30, 2011	Sep. 30, 2010	Dec. 31, 2010
Segment Information [Line Items]
Total revenues	$ 260,401	$ 247,616	$ 769,445	$ 743,554
Investment income	317	345	934	1,022
Amortization	13,725	12,869	40,790	38,072
Depreciation	3,062	3,116	9,276	9,498
Interest	3,565	3,607	10,780	10,847
Income before income taxes	72,692	73,034	210,830	214,131
Total assets	2,561,303	2,387,811	2,561,303	2,387,811	2,400,814
Capital expenditures	2,994	2,284	9,507	7,248
Retail [Member]
Segment Information [Line Items]
Total revenues	151,714	144,083	462,629	440,514
Investment income	28	28	72	145
Amortization	8,390	7,690	24,830	22,848
Depreciation	1,262	1,316	3,758	4,050
Interest	6,825	6,578	20,538	20,265
Income before income taxes	36,662	34,021	108,212	103,958
Total assets	2,086,900	1,856,330	2,086,900	1,856,330
Capital expenditures	1,943	1,224	5,059	2,974
National Programs [Member]
Segment Information [Line Items]
Total revenues	49,850	49,894	133,611	143,197
Investment income				1
Amortization	2,146	2,304	6,405	6,912
Depreciation	708	761	2,259	2,270
Interest	376	763	1,374	2,595
Income before income taxes	21,484	20,921	50,220	57,761
Total assets	734,042	729,660	734,042	729,660
Capital expenditures	404	400	1,162	1,932
Wholesale Brokerage [Member]
Segment Information [Line Items]
Total revenues	40,414	40,707	122,266	125,680
Investment income	9	10	26	21
Amortization	2,545	2,545	7,620	7,656
Depreciation	627	656	1,919	2,047
Interest	1,687	2,597	5,564	8,275
Income before income taxes	8,453	7,272	25,041	22,944
Total assets	648,250	625,175	648,250	625,175
Capital expenditures	225	507	1,816	1,461
Services [Member]
Segment Information [Line Items]
Total revenues	17,229	11,659	49,515	30,450
Investment income	1	3	127	12
Amortization	634	320	1,906	627
Depreciation	155	87	434	233
Interest	1,404	643	4,392	1,075
Income before income taxes	842	1,952	5,160	5,375
Total assets	148,752	142,451	148,752	142,451
Capital expenditures	92	86	596	297
Other [Member]
Segment Information [Line Items]
Total revenues	1,194	1,273	1,424	3,713
Investment income	279	304	709	843
Amortization	10	10	29	29
Depreciation	310	296	906	898
Interest	(6,727)	(6,974)	(21,088)	(21,363)
Income before income taxes	5,251	8,868	22,197	24,093
Total assets	(1,056,641)	(965,805)	(1,056,641)	(965,805)
Capital expenditures	$ 330	$ 67	$ 874	$ 584

The income earned from investments in securities and cash accounts. It includes dividends from shares in corporations, and interest from bonds, loans, mortgages, derivatives, commercial paper, bank accounts, certificates of deposits, treasuries, and other financial securities. It also include realized gains and losses on the sale of investments.

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The aggregate amount of recurring noncash expense charged against earnings in the period to allocate the cost of assets over their estimated remaining economic lives.

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Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

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This element represents the income or loss from continuing operations attributable to the economic entity which may also be defined as revenue less expenses from ongoing operations, after income or loss from equity method investments, but before income taxes, extraordinary items, and noncontrolling interest.

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The cost of borrowed funds accounted for as interest that was charged against earnings during the period.

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Aggregate revenue recognized during the period (derived from goods sold, services rendered, insurance premiums, or other activities that constitute an entity's earning process). For financial services companies, also includes investment and interest income, and sales and trading gains.

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