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Nature Of Operations	12 Months Ended
Nature Of Operations	Dec. 28, 2013
Nature Of Operations [Abstract]
Nature Of Operations	(1) Nature of Operations Regal Beloit Corporation (the “Company”) is a United States based multinational corporation. The Company reports in two segments; the Electrical segment, with its principal line of business in electric motors, power generation products, high-performance drives and controls and capacitors and the Mechanical segment, with its principal line of business in mechanical products which control motion and torque.