Annual report pursuant to Section 13 and 15(d)

Segment Information (Narrative) (Details)

v3.20.1
Segment Information (Narrative) (Details) - segment
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Number of segments 2  
Sales Revenue, Goods, Net [Member] | Product Concentration Risk [Member] | Climb [Member]    
Concentration risk, percentage 31.00% 30.00%
Sales Revenue, Goods, Net [Member] | Product Concentration Risk [Member] | Mountain [Member]    
Concentration risk, percentage 34.00% 34.00%
Sales Revenue, Goods, Net [Member] | Product Concentration Risk [Member] | Ski [Member]    
Concentration risk, percentage 22.00% 19.00%
Sales Revenue, Goods, Net [Member] | Product Concentration Risk [Member] | Sport [Member]    
Concentration risk, percentage 13.00% 17.00%