Summary Of Significant Accounting Policies (Schedule Of Asset Impairments) (Details)
$ in Thousands |
3 Months Ended |
9 Months Ended |
|
Sep. 30, 2016
USD ($)
stores
|
Sep. 30, 2015
USD ($)
stores
|
Sep. 30, 2016
USD ($)
stores
|
Sep. 30, 2015
USD ($)
stores
|
| Segment Reporting Information [Line Items] |
|
|
|
|
|
| Total asset impairment charge | $ |
|
$ 930
|
$ 5,460
|
$ 1,695
|
$ 7,535
|
| Number of stores | stores |
[1] |
12
|
26
|
23
|
43
|
| Reportable Operating Segments [Member] | Americas [Member] |
|
|
|
|
|
| Segment Reporting Information [Line Items] |
|
|
|
|
|
| Total asset impairment charge | $ |
|
$ 586
|
$ 5,024
|
$ 1,287
|
$ 5,710
|
| Number of stores | stores |
[1] |
4
|
15
|
9
|
18
|
| Reportable Operating Segments [Member] | Asia Pacific [Member] |
|
|
|
|
|
| Segment Reporting Information [Line Items] |
|
|
|
|
|
| Total asset impairment charge | $ |
|
$ 226
|
$ 103
|
$ 264
|
$ 618
|
| Number of stores | stores |
[1] |
5
|
4
|
9
|
12
|
| Reportable Operating Segments [Member] | Europe [Member] |
|
|
|
|
|
| Segment Reporting Information [Line Items] |
|
|
|
|
|
| Total asset impairment charge | $ |
|
$ 118
|
$ 333
|
$ 144
|
$ 1,207
|
| Number of stores | stores |
[1] |
3
|
7
|
5
|
13
|
|
|