Subsequent Events	12 Months Ended
Jan. 01, 2012
Subsequent Events [Abstract]
Subsequent Events	Note 17. Subsequent Events On February 25, 2012, Teledyne acquired VariSystems Inc. for $34.3 million in cash. VariSystems Inc. (“VariSystems”), headquartered in Calgary, Alberta, is a leading supplier of custom harsh environment interconnects to customers primarily engaged in the land-based energy, mining and other natural resources industries. The acquisition is consistent with Teledyne’s focus on expanding its portfolio of custom products for industrial growth markets, such as the oil and gas industry, as well as increasing our international presence. VariSystems had sales of CAD $27.5 million for its fiscal year ended May 31, 2011. The acquired business will operate under the name Teledyne VariSystems, Inc. and is part of the Aerospace and Defense Electronics segment.

Subsequent Events

12 Months Ended

Jan. 01, 2012

Note 17. Subsequent Events

On February 25, 2012, Teledyne acquired VariSystems Inc. for $34.3 million in cash. VariSystems Inc. (“VariSystems”), headquartered in Calgary, Alberta, is a leading supplier of custom harsh environment interconnects to customers primarily engaged in the land-based energy, mining and other natural resources industries. The acquisition is consistent with Teledyne’s focus on expanding its portfolio of custom products for industrial growth markets, such as the oil and gas industry, as well as increasing our international presence. VariSystems had sales of CAD $27.5 million for its fiscal year ended May 31, 2011. The acquired business will operate under the name Teledyne VariSystems, Inc. and is part of the Aerospace and Defense Electronics segment.