Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Millions	Jan. 02, 2016	Jan. 03, 2015
Accounts receivable, allowance	$ 9.2	$ 6.5
Capital stock, no par value
Capital stock, shares issued	109,695,435	93,072,850
Convertible Preferred Shares [Member]
Preferred, shares issued	0	116,054
Preferred, par value	$ 1,000	$ 1,000
Non-convertible Preferred Shares [Member]
Preferred, shares issued	0	32,711
Preferred, par value	$ 1,000	$ 1,000