Charge related to corporate initiatives.

No definition available.

Name:	mov_ChargeRelatedToCorporateInitiatives
Namespace Prefix:	mov_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Profits Related to the company's supply chain operations.

+ References

No definition available.

+ Details

Name:	mov_ProfitsRelatedToCompanysSupplyChainOperations
Namespace Prefix:	mov_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Unallocated corporate expenses.

+ References

No definition available.

+ Details

Name:	mov_UnallocatedCorporateExpenses
Namespace Prefix:	mov_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (a)(2)
-URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=6388964&loc=d3e16225-109274

+ Details

Name:	us-gaap_AmortizationOfIntangibleAssets
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Total loss recognized during the period from the impairment of goodwill plus the loss recognized in the period resulting from the impairment of the carrying amount of intangible assets, other than goodwill.

+ References

No definition available.

+ Details

Name:	us-gaap_GoodwillAndIntangibleAssetImpairment
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 2
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=121556970&loc=d3e13854-109267

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (e)
-URI http://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=99380562&loc=d3e13777-109266

+ Details

Name:	us-gaap_GoodwillImpairmentLoss
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The amount of impairment loss recognized in the period resulting from the write-down of the carrying amount of an intangible asset (excluding goodwill) to fair value.

+ References

+ Details

Name:	us-gaap_ImpairmentOfIntangibleAssetsExcludingGoodwill
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

Name:	us-gaap_SegmentReportingInformationLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	us-gaap_StatementBusinessSegmentsAxis=mov_WatchAndAccessoryBrandsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_StatementGeographicalAxis=country_US
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_BusinessAcquisitionAxis=mov_MVMTWatchesIncMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_StatementGeographicalAxis=mov_InternationalMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_BusinessAcquisitionAxis=mov_JLBBrandsLimitedMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_BusinessAcquisitionAxis=mov_OliviaBurtonBandAndCityTimeJointVentureMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Segment and Geographic Information - Geographic Location Data (Parenthetical) (Details) - USD ($) $ in Thousands	3 Months Ended			6 Months Ended
	Jul. 31, 2020	Apr. 30, 2020	Jul. 31, 2019	Jul. 31, 2020	Jul. 31, 2019
Segment Reporting Information [Line Items]
Charge related to the amortization of intangible assets	$ 800		$ 1,500	$ 2,108	$ 3,100
Charge related to the impairment of goodwill and intangible assets	0		0	155,919	0
Watch and Accessory Brands
Segment Reporting Information [Line Items]
Charge related to the impairment of goodwill		$ 133,700		133,700
Impairment charges related to intangible assets				22,200
United States
Segment Reporting Information [Line Items]
Unallocated corporate expenses	6,100		4,100	12,100	13,100
Charge related to the impairment of goodwill				77,500
Impairment charges related to intangible assets				22,200
United States \| Watch and Accessory Brands
Segment Reporting Information [Line Items]
Charge related to the corporate initiatives	6,600			11,300
United States \| Watch and Accessory Brands \| MVMT Watches, Inc.
Segment Reporting Information [Line Items]
Charge related to the amortization of intangible assets	300		1,100	1,000	2,600
Charge related to the impairment of goodwill and intangible assets				99,700
International
Segment Reporting Information [Line Items]
Profits related to the company's supply chain operations	11,200		14,800	22,300	27,800
Charge related to the impairment of goodwill				56,200
International \| Watch and Accessory Brands
Segment Reporting Information [Line Items]
Charge related to the corporate initiatives	800			3,300
International \| Watch and Accessory Brands \| JLB Brands Ltd
Segment Reporting Information [Line Items]
Charge related to the amortization of intangible assets	$ 700		$ 700	1,400	$ 1,400
International \| Watch and Accessory Brands \| Olivia Burton Band and City Time Joint Venture
Segment Reporting Information [Line Items]
Charge related to the impairment of goodwill				$ 56,200