XML 23 R12.htm IDEA: XBRL DOCUMENT
v3.20.2

Marketable Securities | 9 Months Ended
--- | ---
Sep. 30, 2020
Marketable Securities [Abstract] |
Marketable Securities | As of September 30, 2020 and December 31, 2019, short-term investments consisted of certificates of deposit. These securities are classified as current based upon their maturities. The schedule of maturities at September 30, 2020 and December 31, 2019 is as follows:
| Maturities as of September 30, 2020 |  | Maturities as of December 31, 2019
| 1 Year or Less |  | 1 to 4 Years |  | 1 Year or Less |  | 1 to 4 Years
Certificates of deposit | $ | 33,332 |  |  | $ | — |  |  | $ | 40,521 |  |  | $ | — |
Total | $ | 33,332 |  |  | $ | — |  |  | $ | 40,521 |  |  | $ | — |

X
- Definition Marketable Securities, Available-for-sale Securities [Text Block] + References No definition available. + Details
Name: | shoo_MarketableSecuritiesAvailableForSaleSecuritiesTextBlock
Namespace Prefix: | shoo_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_MarketableSecuritiesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration