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	Sep. 30, 2025	Dec. 31, 2024	Sep. 30, 2024
Not Designated as Hedging Instrument [Member] \| Prepaid Expenses And Other Current Assets [Member]
Derivatives, Fair Value [Line Items]
Fair value of derivative assets	$ 1,310	$ 3,739	$ 1,443
Not Designated as Hedging Instrument [Member] \| Accrued liabilities:
Derivatives, Fair Value [Line Items]
Fair value of derivative liabilities	2,057	872	1,441
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	5,589	20,890	3,311
Cash Flow Hedging [Member] \| Designated as Hedging Instrument [Member] \| Other non-current assets:
Derivatives, Fair Value [Line Items]
Fair value of derivative assets	1,388	9,137	817
Cash Flow Hedging [Member] \| Designated as Hedging Instrument [Member] \| Accrued liabilities:
Derivatives, Fair Value [Line Items]
Fair value of derivative liabilities	8,532	853	3,657
Cash Flow Hedging [Member] \| Designated as Hedging Instrument [Member] \| Other Long Term Liabilities [Member]
Derivatives, Fair Value [Line Items]
Fair value of derivative liabilities	$ 6,117	$ 13	$ 1,264