Subsequent Events - Additional Information (Detail) (USD $)	3 Months Ended				0 Months Ended				0 Months Ended				0 Months Ended
	May 03, 2014	Feb. 01, 2014	May 04, 2013	May 03, 2014 Prior Credit Facility	May 15, 2014 Subsequent Event Asset-backed securitization facility	May 19, 2014 Subsequent Event Signet UK Finance plc 4.700% senior unsecured notes due in 2024	Jun. 02, 2014 Subsequent Event Amended Revolving Credit Facility	May 27, 2014 Subsequent Event Amended Revolving Credit Facility	May 27, 2014 Subsequent Event Term Loan Facility	Jun. 02, 2014 Subsequent Event Term Loan Facility	May 27, 2014 Subsequent Event Amended and Restated Credit Agreement Maximum	May 27, 2014 Subsequent Event Amended and Restated Credit Agreement Minimum	May 29, 2014 Subsequent Event Zale
Subsequent Event [Line Items]
Percentage of outstanding shares acquired													100.00%
Common stock price per share													$ 21
Total Consideration													$ 1,460,000,000
Debt assumed													500,000,000
Credit facility, maximum borrowing capacity	400,000,000							400,000,000
Acquisition related costs	8,400,000
Debt instrument, principal amount						400,000,000			400,000,000
Debt instrument, interest rate						4.70%
Net proceeds from issuance of notes						393,900,000
Commercial paper					600,000,000
Debt instrument, maturity period					2 years				5 years
Term loan maturing in year one									5.00%
Term loan maturing in year two									7.50%
Term loan maturing in year three									10.00%
Term loan maturing in year four									12.50%
Term loan maturing in year five									15.00%
Term loan maturity date									May 27, 2019
Leverage ratio											250.00%
Fixed charge coverage ratio												140.00%
Borrowings on revolving credit facility	0	0	0	0			0
Borrowings on new term loan facility										$ 400,000,000