Property And Equipment (Asset Impairments) (Details) $ in Thousands		12 Months Ended
		Dec. 31, 2015 USD ($) store		Dec. 31, 2014 USD ($) store	Dec. 31, 2013 USD ($) store
Segment Reporting Information [Line Items]
Asset impairment charges		$ 15,271		$ 8,827	$ 10,611
Number of retail stores impaired | store	[1]	84		77	60
Americas [Member]
Segment Reporting Information [Line Items]
Asset impairment charges		$ 7,237		$ 4,001	$ 3,861
Number of retail stores impaired | store	[1]	27		36	23
Asia Pacific [Member]
Segment Reporting Information [Line Items]
Asset impairment charges		$ 6,450	[2]	$ 2,807	$ 185
Number of retail stores impaired | store	[1]	36	[2]	14	2
Europe [Member]
Segment Reporting Information [Line Items]
Asset impairment charges		$ 1,584		$ 2,019	$ 6,565
Number of retail stores impaired | store	[1]	21		27	35
South Africa [Member]
Segment Reporting Information [Line Items]
Asset impairment charges		$ 5,700
Excluding South Africa [Member]
Segment Reporting Information [Line Items]
Asset impairment charges		$ 9,600		$ 8,800	$ 10,600

[1] Represents stores with partially and fully depreciated assets.

[2] Includes $5.7 million of impairment related to assets held for sale in nine South Africa retail locations.