XML 59 R49.htm IDEA: XBRL DOCUMENT
v3.20.4

Leases and Other Commitments - Schedule of Supplemental Lease Information (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2020 | Dec. 31, 2019
Commitments and Contingencies Disclosure [Abstract] |  |  |  |
Operating lease assets obtained in exchange for lease liabilities | $ 1,013 | $ 827 | $ 6,882 | $ 28,964
Reductions to operating lease assets for reductions to lease liabilities | $ (9,206) | $ (616) | $ (11,619) | $ (5,285)

X
- Definition Right-of-Use Asset Increase (Decrease) From Change In Operating Lease Liability + References No definition available. + Details
Name: | deck_RightofUseAssetIncreaseDecreaseFromChangeinOperatingLeaseLiability
Namespace Prefix: | deck_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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

X
- Definition Amount of increase in right-of-use asset obtained in exchange for operating lease liability. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 55 -Paragraph 53 -URI http://asc.fasb.org/extlink&oid=121568110&loc=SL77918982-209971 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (g)(2) -URI http://asc.fasb.org/extlink&oid=121609121&loc=SL77918686-209980 + Details
Name: | us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration