XML 65 R49.htm IDEA: XBRL DOCUMENT v3.20.4

Note 2 - Acquisitions and Divestitures - Schedule of Acquired Property and Equipment of Pinnacle Acquisition (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2020 USD ($)
Pinnacle Acquisition [Member]
Property and Equipment, Recorded Amount	$ 130,306
Land [Member] | Pinnacle Acquisition [Member]
Property and Equipment, Recorded Amount	$ 4,395
Building and Building Improvements [Member] | Minimum [Member]
Property and Equipment, Useful Life (Year)	3 years
Building and Building Improvements [Member] | Maximum [Member]
Property and Equipment, Useful Life (Year)	40 years
Building and Building Improvements [Member] | Pinnacle Acquisition [Member]
Property and Equipment, Recorded Amount	$ 56,054
Building and Building Improvements [Member] | Pinnacle Acquisition [Member] | Minimum [Member]
Property and Equipment, Useful Life (Year)	15 years
Building and Building Improvements [Member] | Pinnacle Acquisition [Member] | Maximum [Member]
Property and Equipment, Useful Life (Year)	40 years
Furniture and Fixtures [Member] | Pinnacle Acquisition [Member]
Property and Equipment, Recorded Amount	$ 69,857
Furniture and Fixtures [Member] | Pinnacle Acquisition [Member] | Minimum [Member]
Property and Equipment, Useful Life (Year)	2 years
Furniture and Fixtures [Member] | Pinnacle Acquisition [Member] | Maximum [Member]
Property and Equipment, Useful Life (Year)	10 years

X

- Definition

The amount of property, plant, and equipment recognized as of the acquisition date.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 55
-Paragraph 37
-URI http://asc.fasb.org/extlink&oid=121600890&loc=d3e2207-128464

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=121647850&loc=d3e4845-128472

+ Details

Name:	us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

+ References

No definition available.

+ Details

Name:	us-gaap_PropertyPlantAndEquipmentUsefulLife
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

X

- Details

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

X

- Details

Name:	us-gaap_PropertyPlantAndEquipmentByTypeAxis=us-gaap_LandMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_PropertyPlantAndEquipmentByTypeAxis=us-gaap_BuildingAndBuildingImprovementsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_RangeAxis=srt_MinimumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_RangeAxis=srt_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_PropertyPlantAndEquipmentByTypeAxis=us-gaap_FurnitureAndFixturesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: