XML 32 R19.htm IDEA: XBRL DOCUMENT
v3.21.2

Note 1 - Summary of Significant Accounting Policies (Tables) | 6 Months Ended
--- | ---
Jun. 30, 2021
Notes Tables |
Schedule of Cash and Cash Equivalents and Restricted Cash [Table Text Block] |
|  | June 30, |  |  | December 31, |  |  | June 30, |  |  | December 31, |
(In thousands) |  | 2021 |  |  | 2020 |  |  | 2020 |  |  | 2019 |
Cash and cash equivalents |  | $ | 334,537 |  |  | $ | 519,182 |  |  | $ | 1,308,347 |  |  | $ | 249,977 |
Restricted cash |  |  | 21,312 |  |  |  | 15,817 |  |  |  | 17,086 |  |  |  | 20,471 |
Total cash, cash equivalents and restricted cash |  | $ | 355,849 |  |  | $ | 534,999 |  |  | $ | 1,325,433 |  |  | $ | 270,448 |
Schedule Of Promotional Allowances [Table Text Block] |
|  | Three Months Ended |  |  | Six Months Ended |
|  | June 30, |  |  | June 30, |
(In thousands) |  | 2021 |  |  | 2020 |  |  | 2021 |  |  | 2020 |
Food & beverage |  | $ | 26,202 |  |  | $ | 5,235 |  |  | $ | 48,904 |  |  | $ | 49,415 |
Rooms |  |  | 15,310 |  |  |  | 3,069 |  |  |  | 28,249 |  |  |  | 22,155 |
Other |  |  | 1,489 |  |  |  | 172 |  |  |  | 2,565 |  |  |  | 3,054 |

X
- Definition Tabular disclosure of cash, cash equivalents, and restricted cash. + References No definition available. + Details
Name: | byd_ScheduleOfCashAndCashEquivalentsAndRestrictedCashTableTextBlock
Namespace Prefix: | byd_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of allowances made for promotions and free giveaways to customers. + References No definition available. + Details
Name: | byd_ScheduleOfPromotionalAllowancesTableTextBlock
Namespace Prefix: | byd_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

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