Acquisitions and Purchase Accounting Estimated Fair Values of Assets Acquired and Liabilities Assumed for Viking Acquisition (Details) (Details) (Viking Range Corporation [Member], USD $) In Thousands, unless otherwise specified	Dec. 31, 2012
Business Acquisition [Line Items]
Cash	$ 6,779
Cash	38,409
Property, plant and equipment	56,247
Goodwill	112,081
Other intangibles	197,000
Business Acquisition, Purchase Price Allocation, Current Assets, Prepaid Expense and Other Assets	13,469
Current liabilities	(53,088)
Other non-current liabilities	(2,387)
Net assets acquired and liabilities assumed	368,510
Scenario, Adjustment [Member]
Business Acquisition [Line Items]
Cash	(121)
Cash	(2,385)
Property, plant and equipment	(20,446)
Goodwill	(32,752)
Other intangibles	44,500
Business Acquisition, Purchase Price Allocation, Current Assets, Prepaid Expense and Other Assets	865
Current liabilities	(886)
Other non-current liabilities	(1)
Net assets acquired and liabilities assumed	(11,226)
as initially reported
Business Acquisition [Line Items]
Cash	6,900
Cash	40,794
Property, plant and equipment	76,693
Goodwill	144,833
Other intangibles	152,500
Business Acquisition, Purchase Price Allocation, Current Assets, Prepaid Expense and Other Assets	12,604
Current liabilities	(52,202)
Other non-current liabilities	(2,386)
Net assets acquired and liabilities assumed	$ 379,736