v2.4.0.8

Long-Term Debt (Schedule of Boyd Bank Credit Facility) (Details) (USD $) | 3 Months Ended | 9 Months Ended | 3 Months Ended | 9 Months Ended |  | 3 Months Ended |  |  |  |  |  |  |  |  |  | 3 Months Ended |  | 3 Months Ended |  | 3 Months Ended |  | 3 Months Ended |  |  | 0 Months Ended |  | 3 Months Ended |  | 3 Months Ended |
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Sep. 30, 2013 | Sep. 30, 2012 | Sep. 30, 2013 | Sep. 30, 2012 | Sep. 30, 2013 Parent | Sep. 30, 2013 Parent | May 01, 2013 Subsidiary, Peninsula Gaming | Sep. 30, 2013 Bank Credit Facility Parent | Dec. 31, 2012 Bank Credit Facility Parent | Sep. 30, 2013 Bank Credit Facility Parent Initial Term Loan | Dec. 31, 2012 Bank Credit Facility Parent Initial Term Loan | Sep. 30, 2013 Bank Credit Facility Parent Incremental Term Loan | Dec. 31, 2012 Bank Credit Facility Parent Incremental Term Loan | Sep. 30, 2013 Bank Credit Facility Parent Swing Loan | Dec. 31, 2012 Bank Credit Facility Parent Swing Loan | Sep. 30, 2013 Bank Credit Facility Subsidiary, Peninsula Gaming | Dec. 31, 2012 Bank Credit Facility Subsidiary, Peninsula Gaming | Sep. 30, 2013 Revolving Credit Facility [Member] Bank Credit Facility Parent | Aug. 08, 2013 Revolving Credit Facility [Member] Bank Credit Facility Parent | Aug. 08, 2013 Incremental Term Loan Bank Credit Facility Parent | Sep. 30, 2013 Incremental Term Loan Bank Credit Facility Parent Term Loan | Aug. 08, 2013 Incremental Term Loan Term Loan Parent | Sep. 30, 2013 Initial Term Loan Bank Credit Facility Parent | Aug. 08, 2013 Initial Term Loan Bank Credit Facility Parent | Sep. 30, 2013 Initial Term Loan Bank Credit Facility Parent Term Loan | Aug. 08, 2013 Base Rate Bank Credit Facility Parent Term Loan | May 01, 2013 Base Rate Bank Credit Facility Subsidiary, Peninsula Gaming Term Loan | Aug. 08, 2013 Federal Funds Rate [Member] Bank Credit Facility Parent | Aug. 08, 2013 Eurodollar Rate Bank Credit Facility Parent | May 01, 2013 Eurodollar Rate Bank Credit Facility Subsidiary, Peninsula Gaming Term Loan | May 01, 2013 Eurodollar Rate Incremental Term Loan Bank Credit Facility Subsidiary, Peninsula Gaming Term Loan | Sep. 30, 2013 Minimum Revolving Credit Facility [Member] Bank Credit Facility Parent | Aug. 08, 2013 Minimum Base Rate Bank Credit Facility Parent Term Loan | Aug. 08, 2013 Minimum Eurodollar Rate Bank Credit Facility Parent Term Loan | Aug. 08, 2013 Minimum Eurodollar Rate Incremental Term Loan Bank Credit Facility Parent Term Loan | Sep. 30, 2013 Maximum Revolving Credit Facility [Member] Bank Credit Facility Parent | Aug. 08, 2013 Maximum Base Rate Bank Credit Facility Parent Term Loan | Aug. 08, 2013 Maximum Eurodollar Rate Bank Credit Facility Parent Term Loan
Line of Credit Facility [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Maximum borrowing capacity |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 875,000,000 |  |  | $ 600,000,000 | $ 900,000,000 |  |  |  | $ 250,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Amount outstanding |  |  |  |  |  |  |  | 1,443,400,000 | 1,466,635,000 | 250,000,000 | 450,000,000 | 900,000,000 | 332,500,000 | 3,400,000 | 24,135,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Line of Credit Facility, Increase, Additional Borrowings |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 400,000,000 |  |  |  |  | 150,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Line of Credit Facility, Covenant Terms, Maximum Secured Leverage Ratio Allowed |  |  |  |  | 4.25 | 4.25 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Line of Credit Facility, Interest Rate During Period |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1.00% |  |  |  | 5.00% |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2.00% | 2.25% |  |  | 3.25% | 3.00% |  | 1.00% | 2.00% | 1.00% |  | 2.00% | 3.00%
Debt Instrument, Interest Rate, Stated Percentage Rate Range, Minimum |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.50% | 1.00% |  |  |  |  |  |  |  |  |
Blended interest rate at period end |  |  |  |  |  |  |  |  | 3.70% |  |  |  |  |  |  | 4.20% | 5.70% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument, Prepayment Fee, Percentage |  |  |  |  |  |  | 1.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.25% |  |  |  | 0.50% |  |
Loss on early extinguishments of debt | $ 27,141,000 | $ 0 | $ 29,513,000 | $ 0 | $ 24,605,000 | $ 25,001,000 |  | $ (20,800,000) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

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- Definition Line of Credit Facility, Covenant Terms, Maximum Secured Leverage Ratio Allowed + References No definition available. + Details
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- Definition The percentage points added to the reference rate to compute the variable rate on the debt instrument. + References No definition available. + Details
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- Definition When presenting a range of interest rates, the lowest stated (contractual) rate for funds borrowed under the debt agreement as of the balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 22 -Article 5 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(2)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 50 -Section 40 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6850294&loc=d3e12317-112629 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 50 -Section 40 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6850294&loc=d3e12355-112629 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Principles Board Opinion (APB) -Number 26 -Paragraph 20, 21 -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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- Definition Amount borrowed under the credit facility as of the balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19, 22 -Article 5 + Details
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- Definition The effective interest rate at the end of the reporting period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19, 22 -Article 5 + Details
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- Definition Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 129 -Paragraph 2, 4 -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 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19, 22 -Article 5 + Details
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