Subsequent Event	3 Months Ended
Mar. 31, 2012
Subsequent Events [Abstract]
Subsequent Events [Text Block]	Note 14. Subsequent Event On May 1, 2012, the Laboratory Products and Services segment acquired Doe & Ingalls Management, LLC, a North Carolina-based provider of specialty production chemicals and customized supply-chain services to the life sciences and microelectronics industries, for approximately $175 million, net of cash acquired, (subject to a post-closing adjustment) plus up to $3 million of contingent consideration. The acquisition expands the segment's products and services that address the production market. Revenues of Doe & Ingalls totaled approximately $110 million in 2011.

The entire disclosure for significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued. Examples include: the sale of a capital stock issue, purchase of a business, settlement of litigation, catastrophic loss, significant foreign exchange rate changes, loans to insiders or affiliates, and transactions not in the ordinary course of business.

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