Supplemental Guarantor Information Consolidating Condensed Balance Sheets (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2013	Dec. 31, 2012	Sep. 30, 2012	Dec. 31, 2011
Current Assets
Cash and cash equivalents	$ 32,625	$ 38,791	$ 35,282	$ 34,924
Trade receivables, net	191,464	198,791
Installment receivables, net	1,560	2,188
Inventories, net	167,368	183,246
Due from Affiliate, Current	0	0
Other current assets	33,830	41,776
Assets Held-for-sale, Current	0	103,157
Total Current Assets	426,847	567,949
Investment in subsidiaries	0	0
Intercompany advances, net	0	0
Other Assets	40,327	42,262
Other Intangibles	65,105	71,652
Property and Equipment, net	108,391	118,231
Goodwill	450,727	462,200
Total Assets	1,091,397	1,262,294
Current Liabilities
Accounts payable	117,684	133,048
Accrued expenses	130,479	135,189
Accrued income taxes	7,201	2,713
Due to Affiliate, Current	0	0
Short-term debt and current maturities of long-term obligations	1,294	5,427
Liabilities of Assets Held-for-sale	0	23,358
Total Current Liabilities	256,658	299,735
Long-Term Debt	54,775	229,375
Other Long-Term Obligations	114,773	112,195
Inercompany advances, net	0	0
Total Shareholders' Equity	665,191	620,989
Total Liabilities and Shareholders' Equity	1,091,397	1,262,294
The Company (Parent) [Member]
Current Assets
Cash and cash equivalents	3,148	5,774	5,419	3,642
Trade receivables, net	69,633	71,622
Installment receivables, net	0	0
Inventories, net	37,797	40,278
Due from Affiliate, Current	5,055	4,077
Other current assets	6,371	12,727
Assets Held-for-sale, Current		0
Total Current Assets	122,004	134,478
Investment in subsidiaries	1,433,252	1,536,898
Intercompany advances, net	937,116	863,973
Other Assets	38,961	41,006
Other Intangibles	553	663
Property and Equipment, net	36,783	39,911
Goodwill	0	0
Total Assets	2,568,669	2,616,929
Current Liabilities
Accounts payable	50,462	63,812
Accrued expenses	30,864	36,716
Accrued income taxes	5,540	1,545
Due to Affiliate, Current	41,889	61,368
Short-term debt and current maturities of long-term obligations	556	4,552
Liabilities of Assets Held-for-sale		0
Total Current Liabilities	129,311	167,993
Long-Term Debt	22,476	223,014
Other Long-Term Obligations	54,176	52,957
Inercompany advances, net	1,707,515	1,551,976
Total Shareholders' Equity	655,191	620,989
Total Liabilities and Shareholders' Equity	2,568,669	2,616,929
Combined Guarantor Subsidiaries [Member]
Current Assets
Cash and cash equivalents	0	1,018	2,665	2,104
Trade receivables, net	29,453	37,223
Installment receivables, net	569	829
Inventories, net	27,784	31,455
Due from Affiliate, Current	664	763
Other current assets	570	473
Assets Held-for-sale, Current		103,157
Total Current Assets	59,040	174,918
Investment in subsidiaries	440,197	523,176
Intercompany advances, net	1,592,785	1,468,405
Other Assets	463	314
Other Intangibles	19,139	22,211
Property and Equipment, net	18,621	19,957
Goodwill	16,660	32,937
Total Assets	2,146,905	2,241,918
Current Liabilities
Accounts payable	8,237	9,465
Accrued expenses	17,737	18,155
Accrued income taxes	0	0
Due to Affiliate, Current	1,481	2,369
Short-term debt and current maturities of long-term obligations	7	7
Liabilities of Assets Held-for-sale		23,358
Total Current Liabilities	27,462	53,354
Long-Term Debt	82	143
Other Long-Term Obligations	0	0
Inercompany advances, net	936,722	863,585
Total Shareholders' Equity	1,182,639	1,324,836
Total Liabilities and Shareholders' Equity	2,146,905	2,241,918
Combined Non-Guarantor Subsidiaries [Member]
Current Assets
Cash and cash equivalents	29,477	31,999	27,198	29,178
Trade receivables, net	92,378	89,946
Installment receivables, net	991	1,359
Inventories, net	104,970	114,169
Due from Affiliate, Current	43,145	64,570
Other current assets	34,129	34,606
Assets Held-for-sale, Current		0
Total Current Assets	305,090	336,649
Investment in subsidiaries	0	6,888
Intercompany advances, net	178,180	173,903
Other Assets	903	942
Other Intangibles	45,413	48,778
Property and Equipment, net	52,987	58,363
Goodwill	434,067	429,263
Total Assets	1,016,640	1,054,786
Current Liabilities
Accounts payable	58,985	59,771
Accrued expenses	89,118	86,348
Accrued income taxes	1,661	1,168
Due to Affiliate, Current	5,494	5,673
Short-term debt and current maturities of long-term obligations	731	868
Liabilities of Assets Held-for-sale		0
Total Current Liabilities	155,989	153,828
Long-Term Debt	32,217	6,218
Other Long-Term Obligations	60,597	59,238
Inercompany advances, net	63,844	90,720
Total Shareholders' Equity	703,993	744,782
Total Liabilities and Shareholders' Equity	1,016,640	1,054,786
Eliminations [Member]
Current Assets
Cash and cash equivalents	0	0	0	0
Trade receivables, net	0	0
Installment receivables, net	0	0
Inventories, net	(3,183)	(2,656)
Due from Affiliate, Current	(48,864)	(69,410)
Other current assets	(7,240)	(6,030)
Assets Held-for-sale, Current		0
Total Current Assets	(59,287)	(78,096)
Investment in subsidiaries	(1,873,449)	(2,066,962)
Intercompany advances, net	(2,708,081)	(2,506,281)
Other Assets	0	0
Other Intangibles	0	0
Property and Equipment, net	0	0
Goodwill	0	0
Total Assets	(4,640,817)	(4,651,339)
Current Liabilities
Accounts payable	0	0
Accrued expenses	(7,240)	(6,030)
Accrued income taxes	0	0
Due to Affiliate, Current	(48,864)	(69,410)
Short-term debt and current maturities of long-term obligations	0	0
Liabilities of Assets Held-for-sale		0
Total Current Liabilities	(56,104)	(75,440)
Long-Term Debt	0	0
Other Long-Term Obligations	0	0
Inercompany advances, net	(2,708,081)	(2,506,281)
Total Shareholders' Equity	(1,876,632)	(2,069,618)
Total Liabilities and Shareholders' Equity	$ (4,640,817)	$ (4,651,339)