DISCONTINUED OPERATIONS - Carrying Amounts of Major Classes of Assets and Liabilities (Details) $ in Millions	Jan. 31, 2016 USD ($)
Current assets:
Total current assets	$ 43
Current Liabilities:
Total current liabilities	30
Discontinued Operations, Disposed of by Sale
Allowance for doubtful accounts
Allowance for doubtful accounts	1
Discontinued Operations, Held-for-sale
Current assets:
Receivables, less allowance for doubtful accounts of $- and $1	31
Inventories	12
Total current assets	43
Intangible assets, net	3
Other non-current assets	17
Total assets of discontinued operations	63
Current Liabilities:
Accounts payable	19
Accrued compensation and benefits	2
Other current liabilities	9
Total current liabilities	30
Other non-current liabilities	1
Total liabilities of discontinued operations	$ 31