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Subsequent Event	12 Months Ended
	Dec. 31, 2011
Subsequent Events [Abstract]
Subsequent Event	17. Subsequent Event In February 2012, the Company entered into a definitive agreement to acquire NKT Flexibles I/S (“NKT”) for approximately $670 million in cash. NKT, a joint venture between NKT Holding and Subsea 7 S.A., is based in Denmark. The company designs and manufactures flexible pipe products and systems for the offshore oil and gas industry, including products associated with Floating Production, Storage and Offloading vessels and other offshore vessels, as well as subsea production systems including flow-lines and flexible risers. This transaction is subject to customary closing conditions, including approval from the relevant competition authorities. Upon closing, the Company expects to report the NKT results within its Rig Technology segment.

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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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