Supplemental Guarantor Information Consolidating Condensed Balance Sheets (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2014	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Dec. 31, 2012
Current Assets
Cash and cash equivalents	$ 29,066	$ 29,785	$ 32,625	$ 32,625	$ 38,791
Trade receivables, net	172,252	188,622
Installment receivables, net	1,324	1,562
Inventories, net	162,733	155,637
Deferred income taxes	2,389	2,761
Due from Affiliate, Current	0	0
Other current assets	37,261	41,172
Total Current Assets	405,025	419,539
Investment in subsidiaries	0	0
Intercompany advances, net	0	0
Other Assets	32,001	45,936
Other Intangibles	45,819	62,584
Property and Equipment, net	93,481	106,149
Goodwill	448,105	462,226
Total Assets	1,024,431	1,096,434
Current Liabilities
Accounts payable	121,203	116,704
Accrued expenses	150,045	133,100
Accrued income taxes	17,828	12,259
Due to Affiliate, Current	0	0
Short-term debt and current maturities of long-term obligations	781	14,102
Total Current Liabilities	289,857	276,165
Long-Term Debt	23,907	31,184
Other Long-Term Obligations	103,140	118,276
Inercompany advances, net	0	0
Total Shareholders’ Equity	607,527	670,809
Total Liabilities and Shareholders’ Equity	1,024,431	1,096,434
The Company (Parent) [Member]
Current Assets
Cash and cash equivalents	1,752	1,401		3,148	5,774
Trade receivables, net	51,229	72,272
Installment receivables, net	0	0
Inventories, net	24,361	30,806
Deferred income taxes	0	0
Due from Affiliate, Current	8,919	4,179
Other current assets	6,138	9,970
Total Current Assets	92,399	118,628
Investment in subsidiaries	1,430,467	1,475,156
Intercompany advances, net	1,022,820	959,071
Other Assets	28,990	42,831
Other Intangibles	366	466
Property and Equipment, net	31,056	35,169
Goodwill	0	0
Total Assets	2,606,098	2,631,321
Current Liabilities
Accounts payable	52,179	42,521
Accrued expenses	41,846	30,314
Accrued income taxes	6,791	5,375
Due to Affiliate, Current	63,749	42,314
Short-term debt and current maturities of long-term obligations	0	13,118
Total Current Liabilities	164,565	133,642
Long-Term Debt	19,166	25,642
Other Long-Term Obligations	40,169	53,470
Inercompany advances, net	1,774,671	1,747,758
Total Shareholders’ Equity	607,527	670,809
Total Liabilities and Shareholders’ Equity	2,606,098	2,631,321
Combined Guarantor Subsidiaries [Member]
Current Assets
Cash and cash equivalents	471	313		0	1,018
Trade receivables, net	27,551	28,317
Installment receivables, net	413	452
Inventories, net	27,902	27,472
Deferred income taxes	0	0
Due from Affiliate, Current	1,861	380
Other current assets	467	568
Total Current Assets	58,665	57,502
Investment in subsidiaries	477,900	450,021
Intercompany advances, net	1,656,292	1,620,683
Other Assets	1,031	1,061
Other Intangibles	5,456	17,109
Property and Equipment, net	14,407	17,774
Goodwill	16,661	16,660
Total Assets	2,230,412	2,180,810
Current Liabilities
Accounts payable	7,408	7,237
Accrued expenses	21,541	17,228
Accrued income taxes	0	0
Due to Affiliate, Current	2,050	2,124
Short-term debt and current maturities of long-term obligations	8	8
Total Current Liabilities	31,007	26,597
Long-Term Debt	8	61
Other Long-Term Obligations	0	0
Inercompany advances, net	1,026,223	959,172
Total Shareholders’ Equity	1,173,174	1,194,980
Total Liabilities and Shareholders’ Equity	2,230,412	2,180,810
Combined Non-Guarantor Subsidiaries [Member]
Current Assets
Cash and cash equivalents	26,843	28,071		29,477	31,999
Trade receivables, net	93,472	88,033
Installment receivables, net	911	1,110
Inventories, net	113,045	100,444
Deferred income taxes	2,389	2,761
Due from Affiliate, Current	68,139	44,292
Other current assets	36,836	35,461
Total Current Assets	341,635	300,172
Investment in subsidiaries	0	0
Intercompany advances, net	183,397	179,451
Other Assets	1,980	2,044
Other Intangibles	39,997	45,009
Property and Equipment, net	48,018	53,206
Goodwill	431,444	445,566
Total Assets	1,046,471	1,025,448
Current Liabilities
Accounts payable	61,616	66,946
Accrued expenses	92,838	90,385
Accrued income taxes	11,037	6,884
Due to Affiliate, Current	13,120	4,413
Short-term debt and current maturities of long-term obligations	773	976
Total Current Liabilities	179,384	169,604
Long-Term Debt	4,733	5,481
Other Long-Term Obligations	62,971	64,806
Inercompany advances, net	61,615	52,275
Total Shareholders’ Equity	737,768	733,282
Total Liabilities and Shareholders’ Equity	1,046,471	1,025,448
Eliminations [Member]
Current Assets
Cash and cash equivalents	0	0		0	0
Trade receivables, net	0	0
Installment receivables, net	0	0
Inventories, net	(2,575)	(3,085)
Deferred income taxes	0	0
Due from Affiliate, Current	(78,919)	(48,851)
Other current assets	(6,180)	(4,827)
Total Current Assets	(87,674)	(56,763)
Investment in subsidiaries	(1,908,367)	(1,925,177)
Intercompany advances, net	(2,862,509)	(2,759,205)
Other Assets	0	0
Other Intangibles	0	0
Property and Equipment, net	0	0
Goodwill	0	0
Total Assets	(4,858,550)	(4,741,145)
Current Liabilities
Accounts payable	0	0
Accrued expenses	(6,180)	(4,827)
Accrued income taxes	0	0
Due to Affiliate, Current	(78,919)	(48,851)
Short-term debt and current maturities of long-term obligations	0	0
Total Current Liabilities	(85,099)	(53,678)
Long-Term Debt	0	0
Other Long-Term Obligations	0	0
Inercompany advances, net	(2,862,509)	(2,759,205)
Total Shareholders’ Equity	(1,910,942)	(1,928,262)
Total Liabilities and Shareholders’ Equity	$ (4,858,550)	$ (4,741,145)