Commitments and Contingencies (Details) € in Millions	3 Months Ended
	Apr. 01, 2016 USD ($)	Apr. 01, 2016 EUR (€)
New Hartford [Member]
Loss Contingencies [Line Items]
Accrual for Environmental Loss Contingencies	$ 2,300,000
Accrual for Environmental Loss Contingencies, Payments	1,500,000
Bloomfield [Member]
Loss Contingencies [Line Items]
Accrual for Environmental Loss Contingencies	3,500,000
Accrual for Environmental Loss Contingencies, Payments	11,400,000
Site Contingency, Accrual, Discount Amount	10,300,000
Site Contingency, Accrual, Undiscounted Amount	$ 20,800,000
Site Contingency, Accrual, Discount Rate	8.00%	8.00%
Rimpar [Member]
Loss Contingencies [Line Items]
Accrual for Environmental Loss Contingencies | €		€ 3.8
Superfund Site [Member]
Loss Contingencies [Line Items]
Accrual for Environmental Loss Contingencies	$ 0
Other accruals and payables [Member] | New Hartford [Member]
Loss Contingencies [Line Items]
Accrual for Environmental Loss Contingencies	100,000
Other accruals and payables [Member] | Bloomfield [Member]
Loss Contingencies [Line Items]
Accrual for Environmental Loss Contingencies	600,000
Other Long-Term Liabilities [Member] | Bloomfield [Member]
Loss Contingencies [Line Items]
Accrual for Environmental Loss Contingencies	2,900,000
Accruals and Payable and Other Long Term Liabilties [Member] | Rimpar [Member]
Loss Contingencies [Line Items]
Accrual for Environmental Loss Contingencies | €		€ 0.3
AH-1Z program [Member]
Loss Contingencies [Line Items]
Loss Contingency Accrual	4,000,000
Gain Contingency, Unrecorded Amount	4,300,000
General and Administrative Costs in Inventory, Amount Incurred	$ 2,800,000
Pension Freeze [Member]
Loss Contingencies [Line Items]
Loss Contingency, Inestimable Loss	0