XML 62 R46.htm IDEA: XBRL DOCUMENT v3.20.4

Note 1 - Summary of Significant Accounting Policies - Schedule of Promotional Allowances (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Food and Beverage [Member]
Promotional allowance	$ 90,714	$ 215,989	$ 182,960
Occupancy [Member]
Promotional allowance	46,841	96,296	81,671
Product and Service, Other [Member]
Promotional allowance	$ 5,508	$ 14,908	$ 11,939

X

- Definition

This element represents the estimated retail value of accommodations, food and beverage, and other services furnished to guests without charge.

+ References

No definition available.

+ Details

Name:	byd_PromotionalAllowance
Namespace Prefix:	byd_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Details

Name:	srt_ProductOrServiceAxis=us-gaap_FoodAndBeverageMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_ProductOrServiceAxis=us-gaap_OccupancyMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_ProductOrServiceAxis=us-gaap_ProductAndServiceOtherMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: