Goodwill and intangibles (Tables)

3 Months Ended

Apr. 30, 2016

Goodwill and Intangible Assets Disclosure [Abstract]

Summary of Goodwill by Reporting Unit

The following table summarizes the Company’s goodwill by reportable segment:

(in millions)	Sterling Jewelers		Zale Jewelry			Piercing Pagoda		UK Jewelry		Other		Total
Balance at January 31, 2015	$	23.2	$	492.4		$	—	$	—	$	3.6	$	519.2
Impact of foreign exchange	—		(3.7		)	—		—		—		(3.7		)
Balance at January 30, 2016	23.2		488.7			—		—		3.6		515.5
Impact of foreign exchange	—		4.2			—		—		—		4.2
Balance at April 30, 2016	$	23.2	$	492.9		$	—	$	—	$	3.6	$	519.7

Schedule of Finite-Lived Intangible Assets

The following table provides detail regarding the composition of intangible assets and liabilities:

		April 30, 2016									January 30, 2016									May 2, 2015
(in millions)	Balance sheet location	Gross carrying amount			Accumulated amortization			Net carrying amount			Gross carrying amount			Accumulated amortization			Net carrying amount			Gross carrying amount			Accumulated amortization			Net carrying amount
Definite-lived intangible assets:
Trade names	Intangible assets, net	$	1.5		$	(0.6	)	$	0.9		$	1.4		$	(0.5	)	$	0.9		$	1.5		$	(0.3	)	$	1.2
Favorable leases	Intangible assets, net	48.3			(26.2		)	22.1			47.0			(22.3		)	24.7			48.6			(12.6		)	36.0
Total definite-lived intangible assets		49.8			(26.8		)	23.0			48.4			(22.8		)	25.6			50.1			(12.9		)	37.2
Indefinite-lived trade names	Intangible assets, net	407.4			—			407.4			402.2			—			402.2			408.7			—			408.7
Total intangible assets, net		$	457.2		$	(26.8	)	$	430.4		$	450.6		$	(22.8	)	$	427.8		$	458.8		$	(12.9	)	$	445.9
Definite-lived intangible liabilities:
Unfavorable leases	Other liabilities	$	(48.8	)	$	27.7		$	(21.1	)	$	(47.7	)	$	23.7		$	(24.0	)	$	(49.1	)	$	13.3		$	(35.8	)
Unfavorable contracts	Other liabilities	(65.6		)	29.4			(36.2		)	(65.6		)	28.1			(37.5		)	(65.6		)	19.0			(46.6		)
Total intangible liabilities, net		$	(114.4	)	$	57.1		$	(57.3	)	$	(113.3	)	$	51.8		$	(61.5	)	$	(114.7	)	$	32.3		$	(82.4	)