SUMMARIZED FINANCIAL INFORMATION OF ANIXTER INC - CONDENSED CONSOLIDATED BALANCE SHEETS (Detail) - USD ($) $ in Millions	Dec. 28, 2018	Dec. 29, 2017	Dec. 30, 2016	Jan. 01, 2016
Assets:
Current assets	$ 3,172.0	$ 2,833.8
Property, equipment and capital leases, net	163.3	154.3
Goodwill	832.0	778.1	$ 764.6
Intangible assets, net	392.9	378.8
Other assets	92.9	107.2
Total assets	4,653.1	4,252.2
Liabilities and Stockholders' Equity:
Current liabilities	1,629.0	1,350.8
Other liabilities	201.9	194.5
Stockholders' equity	1,570.4	1,459.0	$ 1,292.2	$ 1,179.4
Total liabilities and stockholders’ equity	4,653.1	4,252.2
Anixter Inc. [Member]
Assets:
Current assets	3,171.6	2,833.5
Property, equipment and capital leases, net	169.1	161.3
Goodwill	832.0	778.1
Intangible assets, net	392.9	378.8
Other assets	92.9	107.2
Total assets	4,658.5	4,258.9
Liabilities and Stockholders' Equity:
Current liabilities	1,630.3	1,351.9
Long-term debt	1,260.7	1,257.7
Other liabilities	199.6	192.9
Stockholders' equity	1,567.9	1,456.4
Total liabilities and stockholders’ equity	$ 4,658.5	$ 4,258.9