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Acquisitions and Dispositions (Details) (USD $) | 3 Months Ended | 9 Months Ended | 0 Months Ended | 12 Months Ended | 0 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | --- | ---
Sep. 27, 2014 | Sep. 28, 2013 | Sep. 27, 2014 | Sep. 28, 2013 | Feb. 28, 2014 KME Yorkshire Limited [Member] | Dec. 29, 2012 KME Yorkshire Limited [Member] | Feb. 28, 2014 KME Yorkshire Limited [Member] Customer Lists [Member] | Feb. 28, 2014 KME Yorkshire Limited [Member] Non-compete agreement [Member] | Feb. 28, 2014 KME Yorkshire Limited [Member] Trade names and licenses [Member] | Oct. 17, 2013 Howell Metal Company [Member] | Aug. 31, 2013 Howell Metal Company [Member]
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |
Cost of acquisition |  |  |  |  | $ 30,100,000 |  |  |  |  | $ 55,300,000 |
Pro forma net sales |  |  |  |  |  | 196,100,000 |  |  |  |  | 156,300,000
Fair value of assets acquired |  |  |  |  | 20,700,000 |  |  |  |  | 63,000,000 |
Fair value of assets acquired - receivables |  |  |  |  |  |  |  |  |  | 14,600,000 |
Fair value of assets acquired - inventories |  |  |  |  | 17,600,000 |  |  |  |  | 27,600,000 |
Fair value of assets acquired - property, plant and equipment |  |  |  |  | 2,100,000 |  |  |  |  | 20,300,000 |
Fair value of assets acquired - other current assets |  |  |  |  | 1,000,000 |  |  |  |  | 500,000 |
Fair value of liabilities assumed |  |  |  |  | 15,600,000 |  |  |  |  | 11,400,000 |
Fair value of liabilities assumed - accounts payable and accrued expenses |  |  |  |  | 15,200,000 |  |  |  |  | 9,900,000 |
Fair value of liabilities assumed - other current liabilities |  |  |  |  | 400,000 |  |  |  |  | 1,500,000 |
Remaining purchase price allocated to other intangible assets |  |  |  |  | 16,900,000 |  | 11,300,000 | 4,500,000 | 1,100,000 | 2,300,000 |
Intangible assets useful life |  |  |  |  |  |  | 19 years | 3 years | 10 years |  |
Remaining purchase price allocated to goodwill |  |  |  |  | 8,100,000 |  |  |  |  | 1,400,000 |
Total sales price of property |  |  |  | 66,200,000 |  |  |  |  |  |  |
Cash proceeds from sale of property |  |  |  | 61,200,000 |  |  |  |  |  |  |
Amount receivable due to sale of property |  |  |  | 5,000,000 |  |  |  |  |  |  |
Pre-tax gain on sale of property | 0 | 39,765,000 | 0 | 39,765,000 |  |  |  |  |  |  |
Amount of pre-diluted share after tax (in dollars per share) |  | $ 0.81 |  |  |  |  |  |  |  |  |
Extended supply agreement term |  |  |  | 5 years |  |  |  |  |  |  |
Net book value of assets disposed |  | 15,900,000 |  | 15,900,000 |  |  |  |  |  |  |
Goodwill allocated to disposal group |  | 10,500,000 |  | 10,500,000 |  |  |  |  |  |  |
Impairment charge recognized on fair value of disposed assets |  | $ 3,200,000 |  |  |  |  |  |  |  |  |

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