ACCRUED RESTRUCTURING COSTS (Details) (USD $) In Millions, unless otherwise specified	6 Months Ended
	Jul. 06, 2013 Employee Store	Jun. 30, 2012 Store	Dec. 31, 2012 Store
Jewelry [Member]
Restructuring Reserve [Roll Forward]
Net accrual reported as accrued expenses and other current liabilities	$ 0.4	$ 0.4
Net accrual reported as other noncurrent liabilities	0.8	1.1
Jewelry [Member] | Lease Obligations [Member]
Restructuring Reserve [Roll Forward]
Balance	1.4	1.5
Additions		0.2
Payments and reductions	(0.2)	(0.2)
Balance	1.2	1.5
Retail Stores [Member]
Restructuring Reserve [Roll Forward]
Net accrual reported as accrued expenses and other current liabilities	2.9	1.7
Net accrual reported as other noncurrent liabilities		0.2
Number of Retail Stores Closed	40	70
Additional expected store closures announced	120		50
Expected number of terminated employees receiving benefits	2,950
Expected total termination benefits and associated employee costs	14.2
Impairment losses recorded	6.0	0.4
Retail Stores [Member] | One-time Termination Benefits [Member]
Restructuring Reserve [Roll Forward]
Balance	0.9	1.3
Additions	3.2	1.9
Payments and reductions	(1.2)	(1.3)
Balance	2.9	1.9
Other Cost Reduction Initiatives [Member]
Restructuring Reserve [Roll Forward]
Net accrual reported as accrued expenses and other current liabilities	2.0
Expected number of terminated employees receiving benefits	100
Employee termination costs to be accrued in future periods	0.1
Expected total termination benefits and associated employee costs	4.3
Other Cost Reduction Initiatives [Member] | One-time Termination Benefits [Member]
Restructuring Reserve [Roll Forward]
Balance	0
Additions	4.2
Payments and reductions	(2.2)
Balance	$ 2.0