SHORT-TERM BORROWINGS AND LONG-TERM DEBT - Consolidated Short-term borrowings and Long-term debt (Details) In Millions, unless otherwise specified								12 Months Ended									12 Months Ended																12 Months Ended																			12 Months Ended								12 Months Ended
	Jan. 31, 2015 USD ($)		Feb. 01, 2014 USD ($)		Jan. 31, 2015 Labuan uncommitted lines of credit [Member] Line of Credit [Member] USD ($)	Jan. 31, 2015 Labuan uncommitted lines of credit [Member] Line of Credit [Member] HKD	Feb. 01, 2014 Labuan uncommitted lines of credit [Member] Line of Credit [Member] USD ($)	Jan. 31, 2015 Spanish real estate credit facility, due fiscal two thousand fifteen [Member] USD ($)	Jan. 31, 2015 Spanish real estate credit facility, due fiscal two thousand fifteen [Member] EUR (€)	Feb. 01, 2014 Spanish real estate credit facility, due fiscal two thousand fifteen [Member] USD ($)	Jan. 31, 2015 Toys-Japan unsecured credit lines, expire fiscals two thousand fifteen two sixteen fifteen [Member] Line of Credit [Member] USD ($)		Feb. 01, 2014 Toys-Japan unsecured credit lines, expire fiscals two thousand fifteen two sixteen fifteen [Member] Line of Credit [Member] USD ($)		Jan. 31, 2015 European and Australian asset-based revolving credit facility, expires fiscal two thousand sixteen [Member] Line of Credit [Member] USD ($)	Feb. 01, 2014 European and Australian asset-based revolving credit facility, expires fiscal two thousand sixteen [Member] Line of Credit [Member] USD ($)	Feb. 01, 2014 Secured term loan facility, due fiscal two thousand sixteen [Member] USD ($)		Jan. 31, 2015 Secured term loan facility, due fiscal two thousand sixteen [Member] USD ($)		Jan. 31, 2015 Seven point three seven five percent senior secured notes, due fiscal two thousand sixteen [Member] USD ($)		Feb. 01, 2014 Seven point three seven five percent senior secured notes, due fiscal two thousand sixteen [Member] USD ($)		Jan. 31, 2015 Ten point three seven five percent senior notes, due fiscal two thousand seventeen [Member] USD ($)		Feb. 01, 2014 Ten point three seven five percent senior notes, due fiscal two thousand seventeen [Member] USD ($)		Jan. 31, 2015 Eight point five percent senior secured notes, due fiscal two thousand seventeen [Member] USD ($)		Feb. 01, 2014 Eight point five percent senior secured notes, due fiscal two thousand seventeen [Member] USD ($)		Jan. 31, 2015 French real estate credit facility, due fiscal two thousand eighteen [Member] USD ($)	Jan. 31, 2015 French real estate credit facility, due fiscal two thousand eighteen [Member] EUR (€)	Feb. 01, 2014 French real estate credit facility, due fiscal two thousand eighteen [Member] USD ($)	Jan. 31, 2015 Incremental secured term loan facility, due fiscal two thousand eighteen [Member] USD ($)		Feb. 01, 2014 Incremental secured term loan facility, due fiscal two thousand eighteen [Member] USD ($)		Jan. 31, 2015 Second incremental secured term loan facility, due fiscal two thousand eighteen [Member] USD ($)		Feb. 01, 2014 Second incremental secured term loan facility, due fiscal two thousand eighteen [Member] USD ($)		Jan. 31, 2015 Seven point three seven five percent senior notes, due fiscal two thousand eighteen [Member] USD ($)		Feb. 01, 2014 Seven point three seven five percent senior notes, due fiscal two thousand eighteen [Member] USD ($)		Jan. 31, 2015 Secured revolving credit facility, expires fiscal two thousand nineteen [Member] Line of Credit [Member] USD ($)		Feb. 01, 2014 Secured revolving credit facility, expires fiscal two thousand nineteen [Member] Line of Credit [Member] USD ($)		Jan. 31, 2015 Senior unsecured term loan facility, due fiscal two thousand and nineteen [Member] USD ($)		Feb. 01, 2014 Senior unsecured term loan facility, due fiscal two thousand and nineteen [Member] USD ($)		Jan. 31, 2015 Tranche A-one loan facility, due fiscal two thousand and nineteen [Member] USD ($)		Feb. 01, 2014 Tranche A-one loan facility, due fiscal two thousand and nineteen [Member] USD ($)		Jan. 31, 2015 Secured term B-four loan facility, due fiscal two thousand and twenty [Member] USD ($)		Feb. 01, 2014 Secured term B-four loan facility, due fiscal two thousand and twenty [Member] USD ($)		Jan. 31, 2015 U.K. real estate credit facility, due fiscal two thousand twenty [Member] USD ($)	Jan. 31, 2015 U.K. real estate credit facility, due fiscal two thousand twenty [Member] GBP (£)	Feb. 01, 2014 U.K. real estate credit facility, due fiscal two thousand twenty [Member] USD ($)	Jan. 31, 2015 Toys-Japan one point eight five percent two point eight five percent loans due fiscals two thousand fifteen two thousand twenty one [Member] USD ($)	Feb. 01, 2014 Toys-Japan one point eight five percent two point eight five percent loans due fiscals two thousand fifteen two thousand twenty one [Member] USD ($)	Jan. 31, 2015 Eight point seven five percent debentures, due fiscal two thousand twenty one [Member] USD ($)		Feb. 01, 2014 Eight point seven five percent debentures, due fiscal two thousand twenty one [Member] USD ($)		Jan. 31, 2015 Finance obligations associated with capital projects [Member] USD ($)	Feb. 01, 2014 Finance obligations associated with capital projects [Member] USD ($)	Jan. 31, 2015 Capital lease obligations [Member] USD ($)	Feb. 01, 2014 Capital lease obligations [Member] USD ($)	Jan. 31, 2015 Minimum [Member] Toys-Japan one point eight five percent two point eight five percent loans due fiscals two thousand fifteen two thousand twenty one [Member]	Feb. 01, 2014 Minimum [Member] Toys-Japan one point eight five percent two point eight five percent loans due fiscals two thousand fifteen two thousand twenty one [Member]	Jan. 31, 2015 Maximum [Member] Toys-Japan one point eight five percent two point eight five percent loans due fiscals two thousand fifteen two thousand twenty one [Member]	Feb. 01, 2014 Maximum [Member] Toys-Japan one point eight five percent two point eight five percent loans due fiscals two thousand fifteen two thousand twenty one [Member]
Debt Instrument [Line Items]
Debt Instrument, Basis Spread on Variable Rate								6.00%	6.00%	6.00%							4.50%																4.50%	4.50%	4.50%	3.75%		3.75%		3.75%		3.75%										5.00%		5.00%		7.25%				8.75%
Debt Instrument, Interest Rate, Effective Percentage																																																																6.85%	6.85%	6.85%
Short-term Debt					$ 0		$ 12
Long-term debt	4,788		5,007					34	30	71	0	[1]	5	[1]	0	0	646	[2],[3]	0	[2],[3]	0	[2],[3]	357	[2],[3]	448	[4]	447	[4]	721	[5]	719	[5]	53	47	64	133	[2],[3]	372	[2],[3]	67	[2],[3]	210	[2],[3]	402	[4]	403	[4]	0	[2],[3],[6]	0	[2],[3],[6]	965	[7]	973	[7]	272	[2],[3]	0	[2],[3]	1,010	[2],[3]	0	[2],[3]	396	263	433	63	91	22	[8]	22	[8]	189	174
Capital Lease Obligations																																																																											13	20
Long-term Debt and Capital Lease Obligations, Current	176		89					34																									1																			57								10							5
Long-term Debt and Capital Lease Obligations	4,612	[9]	4,918	[9]
Debt Instrument, Interest Rate, Stated Percentage																					7.375%		7.375%		10.375%		10.375%		8.50%		8.50%													7.375%		7.375%																							8.75%		8.75%						1.85%	1.85%	2.45%	2.45%
Line of Credit Facility, Maximum Borrowing Capacity					$ 35	275																																										$ 1,850

[1] Toys “R” Us - Japan, Ltd. (“Toys-Japan”) currently has an agreement with a syndicate of financial institutions, which includes two unsecured loan commitment lines of credit (“Tranche 1” due fiscal 2015 and “Tranche 2” due fiscal 2016). On July 15, 2014, Toys-Japan entered into an agreement to refinance Tranche 2 of its committed lines of credit.

[2] On October 24, 2014, Toys-Delaware amended the credit agreement for its secured term loan facilities (the “Secured Term Loan Credit Agreement”) to provide for, among other things, a new tranche of term loans in an aggregate principal amount of $1,026 million due fiscal 2020 (the “Secured Term B-4 Loan”). Additionally, Toys-Delaware and certain of its subsidiaries amended the credit agreement for the $1.85 billion secured revolving credit facility (“ABL Facility”) to provide for, among other things, a new tranche of loans in an aggregate principal amount of $280 million due fiscal 2019. The Secured Term B-4 Loan and the Tranche A-1 Loan, together with other sources and funds available to Toys-Delaware, were used to (i) refinance in full the Secured term loan facility due fiscal 2016, (ii) extend $380 million of the term loans due fiscal 2018 under the Incremental secured term loan facility and the Second incremental secured term loan facility into the Secured Term B-4 Loan and (iii) redeem all of the 7.375% senior secured notes due fiscal 2016 (“Toys-Delaware Secured Notes”), plus accrued interest, premiums and fees. The Secured Term B-4 Loan is guaranteed by Wayne Real Estate Parent Company, LLC, a wholly-owned subsidiary of the Company and an indirect parent of Toys “R” Us Property Company I, LLC.

[3] Represents obligations of Toys “R” Us - Delaware, Inc. (“Toys-Delaware”).

[4] Represents obligations of Toys “R” Us, Inc. (the “Parent Company”) legal entity. For further details on Parent Company information, refer to Schedule I — Parent Company Condensed Financial Statements and Notes to the Condensed Financial Statements.

[5] Represents obligations of Toys “R” Us Property Company II, LLC (“TRU Propco II”).

[6] On March 21, 2014, Toys-Delaware and certain of its subsidiaries amended and restated the credit agreement for the ABL Facility in order to extend the maturity date of the facility and amend certain other provisions.

[7] Represents obligations of Toys “R” Us Property Company I, LLC and its subsidiaries (“TRU Propco I”).

[8] (8)Represents obligations of the Parent Company and Toys-Delaware.

[9] (9)We maintain derivative instruments on certain of our long-term debt, which impact our effective interest rates. Refer to Note 3 entitled “DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES” for further details.