Columbia Sportswear Company Quarterly report [Sections 13 or 15(d)]

Financial Instruments and Risk Management (Balance Sheet Classification and Fair Value of Derivative Instruments) (Details) - Forward Contracts [Member] - USD ($) $ in Thousands	Mar. 31, 2026	Dec. 31, 2025
Not Designated as Hedging Instrument [Member] \| Prepaid Expenses And Other Current Assets [Member]
Derivatives, Fair Value [Line Items]
Fair value of derivative assets	$ 1,641	$ 1,144
Not Designated as Hedging Instrument [Member] \| Accrued liabilities:
Derivatives, Fair Value [Line Items]
Fair value of derivative liabilities	1,655	676
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	9,021	5,895
Cash Flow Hedging [Member] \| Designated as Hedging Instrument [Member] \| Other non-current assets:
Derivatives, Fair Value [Line Items]
Fair value of derivative assets	8,444	2,788
Cash Flow Hedging [Member] \| Designated as Hedging Instrument [Member] \| Accrued liabilities:
Derivatives, Fair Value [Line Items]
Fair value of derivative liabilities	5,248	9,119
Cash Flow Hedging [Member] \| Designated as Hedging Instrument [Member] \| Other Long Term Liabilities [Member]
Derivatives, Fair Value [Line Items]
Fair value of derivative liabilities	$ 3,771	$ 5,732