Consolidating Financial Information Consolidating Balance Sheet (Details) (USD $) In Thousands	Jun. 30, 2011	Dec. 31, 2010	Jun. 30, 2010	Dec. 31, 2009
Current assets
Cash and cash equivalents	$ 168,284	$ 169,477	$ 137,371	$ 121,893
Accounts receivable, net	377,835	371,662
Intercompany accounts receivable	0	0
Inventories	253,079	208,157
Deferred tax assets current, net	55,145	55,351
Other current assets	104,496	77,570
Intercompany other	0	0
Total current assets	958,839	882,217
Property, plant, and equipment, net	301,458	299,242
Deferred tax assets noncurrent, net	12,714	35,050
Other long-term assets	68,967	28,242
Intangible assets, net	292,930	291,670
Goodwill	1,311,771	1,209,376	1,146,082	1,305,599
Investment in subsidiaries	0	0
Intercompany notes receivable	0	0
Total assets	2,946,679	2,745,797
Current liabilities
Accounts payable	268,462	241,949
Other current liabilities	41,630	49,690
Intercompany Accounts Payable	0	0
Wages and benefits payable	94,855	110,479
Taxes payable	27,976	19,725
Current portion of debt	234,449	228,721
Current portion of warranty	29,999	24,912	26,250
Unearned revenue	49,722	28,258
Short Term Intercompany Advances	0	0
Total current liabilities	747,093	703,734
Long-term debt	341,121	382,220
Long-term warranty	32,839	26,371	23,274
Pension plan benefit liability	69,675	61,450
Intercompany notes payable	0	0
Deferred tax liabilities noncurrent, net	51,539	54,412
Other long-term obligations	86,942	89,315
Total liabilities	1,329,209	1,317,502
Shareholders' equity
Preferred stock	0	0
Common Stock	1,339,504	1,328,249
Accumulated other comprehensive income (loss), net	81,390	(34,974)
Retained earnings	196,576	135,020
Total shareholders' equity	1,617,470	1,428,295
Total liabilities and shareholders' equity	2,946,679	2,745,797
Parent [Member]
Current assets
Cash and cash equivalents	79,037	19,146
Accounts receivable, net	117,090	163,758
Intercompany accounts receivable	11,599	10,106
Inventories	111,702	99,846
Deferred tax assets current, net	37,450	40,344
Other current assets	25,101	23,962
Intercompany other	2,088	1,997
Total current assets	384,067	359,159
Property, plant, and equipment, net	116,725	115,499
Deferred tax assets noncurrent, net	(19,705)	7,684
Other long-term assets	48,220	14,134
Intangible assets, net	34,804	41,828
Goodwill	184,749	184,750
Investment in subsidiaries	320,053	324,104
Intercompany notes receivable	1,397,260	1,283,139
Total assets	2,466,173	2,330,297
Current liabilities
Accounts payable	82,347	75,027
Other current liabilities	6,648	12,223
Intercompany Accounts Payable	8,375	3,675
Wages and benefits payable	35,475	54,804
Taxes payable	4,537	3,368
Current portion of debt	234,449	228,721
Current portion of warranty	10,737	8,813
Unearned revenue	27,779	21,926
Short Term Intercompany Advances	0	0
Total current liabilities	410,347	408,557
Long-term debt	341,121	382,220
Long-term warranty	11,767	13,721
Pension plan benefit liability	0	0
Intercompany notes payable	103,085	101,418
Deferred tax liabilities noncurrent, net	(44,218)	(38,400)
Other long-term obligations	26,601	34,486
Total liabilities	848,703	902,002
Shareholders' equity
Preferred stock	0	0
Common Stock	1,339,504	1,328,249
Accumulated other comprehensive income (loss), net	81,390	(34,974)
Retained earnings	196,576	135,020
Total shareholders' equity	1,617,470	1,428,295
Total liabilities and shareholders' equity	2,466,173	2,330,297
Guarantor Subsidiary [Member]
Current assets
Cash and cash equivalents	0	0	0	0
Accounts receivable, net	0	0
Intercompany accounts receivable	0	0
Inventories	0	0
Deferred tax assets current, net	0	0
Other current assets	0	0
Intercompany other	0	0
Total current assets	0	0
Property, plant, and equipment, net	0	0
Deferred tax assets noncurrent, net	0	0
Other long-term assets	0	0
Intangible assets, net	0	0
Goodwill	0	0
Investment in subsidiaries	0	0
Intercompany notes receivable	103,085	101,418
Total assets	103,085	101,418
Current liabilities
Accounts payable	0	0
Other current liabilities	0	0
Intercompany Accounts Payable	0	0
Wages and benefits payable	0	0
Taxes payable	0	0
Current portion of debt	0	0
Current portion of warranty	0	0
Unearned revenue	0	0
Short Term Intercompany Advances	0	0
Total current liabilities	0	0
Long-term debt	0	0
Long-term warranty	0	0
Pension plan benefit liability	0	0
Intercompany notes payable	0	0
Deferred tax liabilities noncurrent, net	0	0
Other long-term obligations	0	0
Total liabilities	0	0
Shareholders' equity
Preferred stock	0	0
Common Stock	97,377	97,377
Accumulated other comprehensive income (loss), net	(7,787)	(7,786)
Retained earnings	13,495	11,827
Total shareholders' equity	103,085	101,418
Total liabilities and shareholders' equity	103,085	101,418
Combined Non-Guarantor Subsidiaries [Member]
Current assets
Cash and cash equivalents	89,247	150,331	111,644	105,508
Accounts receivable, net	260,745	207,904
Intercompany accounts receivable	8,375	3,675
Inventories	142,341	109,208
Deferred tax assets current, net	17,695	15,007
Other current assets	81,079	53,608
Intercompany other	0	0
Total current assets	599,482	539,733
Property, plant, and equipment, net	184,733	183,743
Deferred tax assets noncurrent, net	32,419	27,366
Other long-term assets	20,747	14,108
Intangible assets, net	258,126	249,842
Goodwill	1,127,022	1,024,626
Investment in subsidiaries	0	0
Intercompany notes receivable	0	0
Total assets	2,222,529	2,039,418
Current liabilities
Accounts payable	186,115	166,922
Other current liabilities	34,982	37,467
Intercompany Accounts Payable	11,599	10,106
Wages and benefits payable	59,380	55,675
Taxes payable	23,439	16,357
Current portion of debt	0	0
Current portion of warranty	19,262	16,099
Unearned revenue	21,943	6,332
Short Term Intercompany Advances	2,088	1,997
Total current liabilities	358,808	310,955
Long-term debt	0	0
Long-term warranty	21,072	12,650
Pension plan benefit liability	69,675	61,450
Intercompany notes payable	1,397,260	1,283,139
Deferred tax liabilities noncurrent, net	95,757	92,812
Other long-term obligations	60,341	54,829
Total liabilities	2,002,913	1,815,835
Shareholders' equity
Preferred stock	0	0
Common Stock	101,192	136,441
Accumulated other comprehensive income (loss), net	50,861	41,778
Retained earnings	67,563	45,364
Total shareholders' equity	219,616	223,583
Total liabilities and shareholders' equity	2,222,529	2,039,418
Eliminations [Member]
Current assets
Cash and cash equivalents	0	0	0	0
Accounts receivable, net	0	0
Intercompany accounts receivable	(19,974)	(13,781)
Inventories	(964)	(897)
Deferred tax assets current, net	0	0
Other current assets	(1,684)	0
Intercompany other	(2,088)	(1,997)
Total current assets	(24,710)	(16,675)
Property, plant, and equipment, net	0	0
Deferred tax assets noncurrent, net	0	0
Other long-term assets	0	0
Intangible assets, net	0	0
Goodwill	0	0
Investment in subsidiaries	(320,053)	(324,104)
Intercompany notes receivable	(1,500,345)	(1,384,557)
Total assets	(1,845,108)	(1,725,336)
Current liabilities
Accounts payable	0	0
Other current liabilities	0	0
Intercompany Accounts Payable	(19,974)	(13,781)
Wages and benefits payable	0	0
Taxes payable	0	0
Current portion of debt	0	0
Current portion of warranty	0	0
Unearned revenue	0	0
Short Term Intercompany Advances	(2,088)	(1,997)
Total current liabilities	(22,062)	(15,778)
Long-term debt	0	0
Long-term warranty	0	0
Pension plan benefit liability	0	0
Intercompany notes payable	(1,500,345)	(1,384,557)
Deferred tax liabilities noncurrent, net	0	0
Other long-term obligations	0	0
Total liabilities	(1,522,407)	(1,400,335)
Shareholders' equity
Preferred stock	0	0
Common Stock	(198,569)	(233,818)
Accumulated other comprehensive income (loss), net	(43,074)	(33,992)
Retained earnings	(81,058)	(57,191)
Total shareholders' equity	(322,701)	(325,001)
Total liabilities and shareholders' equity	$ (1,845,108)	$ (1,725,336)