Acquisitions Purchase Price Allocations (Details) (USD $) In Thousands, unless otherwise specified	Jun. 28, 2014	Dec. 31, 2013	Apr. 30, 2014 ATMI [Member]	Apr. 01, 2013 Jetalon [Member]
Acquisitions [Line Items]
Accounts receivable, inventory and other assets				$ 944
Accounts receivable and other current assets			108,051
Inventory			115,962
Property, Plant, and Equipment			123,641
Identifiable intangible assets			296,726	5,634
Current liabilities			(72,804)	(216)
Other Noncurrent Assets			20,139
Deferred Tax Liabilities and other Noncurrent liabilities			(98,877)
Net assets acquired			492,838	6,362
Goodwill	328,431	12,274	316,102	10,090
Total purchase price, net of cash acquired			$ 808,940	$ 16,452