SUMMARIZED FINANCIAL INFORMATION OF ANIXTER INC - CONDENSED CONSOLIDATED BALANCE SHEETS (Detail) - USD ($) $ in Millions	Dec. 29, 2017	Dec. 30, 2016	Jan. 01, 2016	Jan. 02, 2015
Assets:
Current assets	$ 2,833.8	$ 2,688.5
Property, equipment and capital leases, net	154.3	140.3
Goodwill	778.1	764.6	$ 756.5
Intangible assets, net	378.8	415.4
Other assets	107.2	84.8
Total assets	4,252.2	4,093.6
Liabilities and Stockholders' Equity:
Current liabilities	1,350.8	1,263.9
Other liabilities	194.5	158.7
Stockholders' equity	1,459.0	1,292.2	$ 1,179.4	$ 1,133.0
Total liabilities and stockholders’ equity	4,252.2	4,093.6
Anixter Inc. [Member]
Assets:
Current assets	2,833.5	2,688.3
Property, equipment and capital leases, net	161.3	148.4
Goodwill	778.1	764.6
Intangible assets, net	378.8	415.4
Other assets	107.2	84.8
Total assets	4,258.9	4,101.5
Liabilities and Stockholders' Equity:
Current liabilities	1,351.9	1,264.9
Subordinated notes payable to parent	0.0	0.7
Long-term debt	1,257.7	1,390.1
Other liabilities	192.9	156.8
Stockholders' equity	1,456.4	1,289.0
Total liabilities and stockholders’ equity	$ 4,258.9	$ 4,101.5