Condensed Consolidated Balance Sheets (Unaudited) (Parenthetical) (USD $)	Mar. 29, 2013	Dec. 28, 2012
Pulse Electronics Corporation shareholders' deficit:
Preferred Stock, no par value (in dollars per share)	$ 0	$ 0
Preferred Stock, shares authorized (in shares)	1,000	0
Preferred Stock, shares issued (in shares)	1,000	0
Preferred Stock, shares outstanding (in shares)	1,000	0
Common stock, par value per share (in dollars per share)	$ 0.125	$ 0.125
Common stock, shares authorized (in shares)	275,000,000	175,000,000
Common stock, shares outstanding (in shares)	79,473,375	79,473,375