Quarterly report pursuant to Section 13 or 15(d)

General - Additional Information (Detail)

v3.20.1
General - Additional Information (Detail) - USD ($)
$ in Millions
1 Months Ended 3 Months Ended
Mar. 18, 2020
Apr. 01, 2019
Mar. 31, 2020
Mar. 31, 2020
Jun. 30, 2019
Dec. 31, 2019
Apr. 30, 2019
Schedule Of Organization And Summary Of Significant Accounting Policies [Line Items]              
Derivative effective dates       Aug. 12, 2015      
Skechers Mexico [Member]              
Schedule Of Organization And Summary Of Significant Accounting Policies [Line Items]              
Ownership interest in joint venture   60.00%     60.00%   60.00%
Consideration paid, net of cash acquired   $ 120.6     $ 120.6    
Sales Returns and Allowances [Member]              
Schedule Of Organization And Summary Of Significant Accounting Policies [Line Items]              
Sales returns liability     $ 104.3 $ 104.3   $ 86.5  
Interest Rate Swap [Member]              
Schedule Of Organization And Summary Of Significant Accounting Policies [Line Items]              
Derivative maturity date Mar. 18, 2025            
Effective fixed interest rate of loan with swap 2.55%            
Senior Unsecured Revolving Credit Facility [Member]              
Schedule Of Organization And Summary Of Significant Accounting Policies [Line Items]              
Amount borrowed     $ 490.0