v2.4.0.6

Asset Acquisitions and Divestitures (Tables) (Peninsula Gaming) | 3 Months Ended
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Mar. 31, 2013
Peninsula Gaming |
Business Acquisition [Line Items] |
Business Acquisition, Pro Forma Information [Table Text Block] | The following table presents pro forma results of the Company, as though Peninsula Gaming had been acquired as of January 1, 2012. The pro forma results do not necessarily represent the results that may occur in the future. The pro forma amounts include the historical operating results of the Company and Peninsula Gaming prior to the acquisition, with adjustments directly attributable to the acquisition.
| Three Months Ended March 31, 2012
| Boyd Gaming Corporation (As Reported) |  | Peninsula Gaming |  | Boyd Gaming Corporation (Pro Forma)
| (In thousands)
Condensed Statements of Operations |  |  |  |  |
Net revenues | $ | 633,083 |  |  | $ | 134,658 |  |  | $ | 767,741 |
Net income attributable to Boyd Gaming Corporation | $ | 5,852 |  |  | $ | 385 |  |  | $ | 6,237 |
Basic and diluted earnings per share | $ | 0.07 |  |  |  |  | $ | 0.07 |

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- Definition Tabular disclosure of pro forma results of operations for a material business acquisition or series of individually immaterial business acquisitions that are material in the aggregate. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(2)-(3) -URI http://asc.fasb.org/extlink&oid=7659399&loc=d3e1392-128463 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 141 -Paragraph 54 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 141 -Paragraph 55 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 141R -Paragraph 68 -Subparagraph r(2, 3) -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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