Goodrich Merger Agreement with United Technologies Corporation (Details) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended
Mar. 31, 2012
Goodrich Merger Agreement with United Technologies Corporation (Textual) [Abstract]
Conversion of each outstanding share of common stock into cash	$ 127.50
Merger related costs	$ 7.2

Conversion of each outstanding share of common stock into cash.

No definition available.

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Namespace Prefix:	gr_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	instant