Quarterly report pursuant to Section 13 or 15(d)

Segment Information (Schedule Of Revenue By Category) (Details)

v3.21.1
Segment Information (Schedule Of Revenue By Category) (Details) - Revenue Benchmark [Member] - Product Concentration Risk [Member]
3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Climb [Member]    
Product Information [Line Items]    
Concentration risk, percentage 27.00% 37.00%
Mountain [Member]    
Product Information [Line Items]    
Concentration risk, percentage 26.00% 31.00%
Ski [Member]    
Product Information [Line Items]    
Concentration risk, percentage 16.00% 18.00%
Sport [Member]    
Product Information [Line Items]    
Concentration risk, percentage 31.00% 14.00%