Columbia Sportswear Company Annual report [Section 13 and 15(d), not S-K Item 405]

Financial Instruments and Risk Management (Balance Sheet Classification and Fair Value of Derivative Instruments) (Details) - Forward Contracts [Member] - USD ($) $ in Thousands	Dec. 31, 2025	Dec. 31, 2024
Not Designated as Hedging Instrument [Member] \| Prepaid Expenses And Other Current Assets [Member]
Derivatives, Fair Value [Line Items]
Fair value of derivative assets	$ 1,144	$ 3,739
Not Designated as Hedging Instrument [Member] \| Accrued liabilities:
Derivatives, Fair Value [Line Items]
Fair value of derivative liabilities	676	872
Cash Flow Hedging [Member] \| Designated as Hedging Instrument [Member] \| Prepaid Expenses And Other Current Assets [Member]
Derivatives, Fair Value [Line Items]
Fair value of derivative assets	5,895	20,890
Cash Flow Hedging [Member] \| Designated as Hedging Instrument [Member] \| Other non-current assets:
Derivatives, Fair Value [Line Items]
Fair value of derivative assets	2,788	9,137
Cash Flow Hedging [Member] \| Designated as Hedging Instrument [Member] \| Accrued liabilities:
Derivatives, Fair Value [Line Items]
Fair value of derivative liabilities	9,119	853
Cash Flow Hedging [Member] \| Designated as Hedging Instrument [Member] \| Other Long Term Liabilities [Member]
Derivatives, Fair Value [Line Items]
Fair value of derivative liabilities	$ 5,732	$ 13