Preferred Shares - Additional Information (Detail) - USD ($) $ in Millions		12 Months Ended
	Jun. 11, 2015	Jan. 02, 2016	Jan. 03, 2015
Temporary Equity [Line Items]
Cash payments made to redemption of preference shares	$ 151.3
Accrued and unpaid dividends	2.5
Issuance of common share equity	144.6	$ 143.1
Redemption of preferred shares	$ 12.0	$ 12.0
Convertible Preferred Shares [Member]
Temporary Equity [Line Items]
Convertible preferred stock issued			$ 116.1
Cumulative dividend on preferred shares		9.00%
Increase in dividend to redemption value		1.00%
Convertible Preferred Shares [Member] | DSS Group Inc [Member]
Temporary Equity [Line Items]
Convertible preferred stock issued		$ 116.1
Non-convertible Preferred Shares [Member]
Temporary Equity [Line Items]
Convertible preferred stock issued			$ 32.7
Cumulative dividend on preferred shares		10.00%
Increase in dividend to redemption value		1.00%
Non-convertible Preferred Shares [Member] | DSS Group Inc [Member]
Temporary Equity [Line Items]
Convertible preferred stock issued		$ 32.7