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Long-Term Debt (Schedule of Long-term Debt) (Details) - USD ($) $ in Thousands | Jun. 30, 2015 | May. 21, 2015 | Dec. 31, 2014
--- | --- | --- | ---
Debt Instrument [Line Items] |  |  |
Unamortized discount | $ (12,517) |  | $ (15,332)
Unamortized origination fees | 0 |  | (4,845)
Current maturities of long-term debt | 27,688 |  | 29,753
Long-term debt, gross, excluding current maturities | 3,374,135 |  | 3,451,815
Long-term debt, net of current maturities | $ 3,361,618 |  | 3,431,638
Senior Notes | 9.00% Senior Notes Due 2020 |  |  |
Debt Instrument [Line Items] |  |  |
Debt Instrument, Interest Rate, Stated Percentage | 9.00% |  |
Parent |  |  |
Debt Instrument [Line Items] |  |  |
Long-term Debt, Gross | $ 2,361,810 |  | 2,389,165
Unamortized discount | (12,517) |  | (15,332)
Unamortized origination fees | 0 |  | (4,845)
Long-term debt, net | 2,349,293 |  | 2,368,988
Current maturities of long-term debt | 21,500 |  | 21,500
Long-term debt, net of current maturities | 2,179,438 |  | 2,207,490
Parent | Bank Credit Facility |  |  |
Debt Instrument [Line Items] |  |  |
Amount outstanding | 1,104,000 |  | $ 1,387,425
Remaining borrowing capacity | $ 508,400 |  |
Parent | Bank Credit Facility | Bank Credit Facility [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Interest rate at period end | 3.774% |  | 3.66%
Unamortized discount | $ (3,062) |  | $ (3,589)
Unamortized origination fees | $ 0 |  | 0
Long-term debt, net |  |  | 1,383,836
Parent | Senior Notes | 9.125% Senior Notes Due 2018 |  |  |
Debt Instrument [Line Items] |  |  |
Unamortized discount |  |  | 0
Unamortized origination fees |  |  | (4,845)
Long-term debt, net |  |  | $ 495,155
Debt Instrument, Interest Rate, Stated Percentage | 9.125% |  | 9.125%
Parent | Senior Notes | 9.00% Senior Notes Due 2020 |  |  |
Debt Instrument [Line Items] |  |  |
Unamortized discount | $ 0 |  | $ 0
Unamortized origination fees | $ 0 |  | 0
Long-term debt, net |  |  | $ 350,000
Debt Instrument, Interest Rate, Stated Percentage | 9.00% |  | 9.00%
Parent | Senior Notes | 6.875 % Senior Notes Due 2023 |  |  |
Debt Instrument [Line Items] |  |  |
Unamortized discount | $ 0 |  |
Unamortized origination fees | $ 0 |  |
Debt Instrument, Interest Rate, Stated Percentage | 6.875% | 6.875% |
Parent | Other | Holdco Note [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Interest rate at period end | 8.00% |  | 8.00%
Unamortized discount | $ (9,455) |  | $ (11,743)
Unamortized origination fees | 0 |  | 0
Long-term debt, net |  |  | 139,997
Subsidiary, Peninsula Gaming [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Long-term Debt, Gross | 1,040,013 |  | 1,092,403
Unamortized discount | 0 |  | 0
Unamortized origination fees | 0 |  | 0
Long-term debt, net | 1,040,013 |  | 1,092,403
Subsidiary, Peninsula Gaming [Member] | Bank Credit Facility |  |  |
Debt Instrument [Line Items] |  |  |
Amount outstanding | 690,013 |  | $ 742,400
Remaining borrowing capacity | $ 30,200 |  |
Subsidiary, Peninsula Gaming [Member] | Bank Credit Facility | Bank Credit Facility [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Interest rate at period end | 4.25% |  | 4.25%
Long-term Debt, Gross |  |  | $ 742,400
Unamortized discount | $ 0 |  | 0
Unamortized origination fees | 0 |  | 0
Long-term debt, net |  |  | 742,400
Subsidiary, Peninsula Gaming [Member] | Senior Notes | Peninsula Senior Notes due 2018 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Unamortized discount | 0 |  | 0
Unamortized origination fees | $ 0 |  | 0
Long-term debt, net |  |  | $ 350,000
Debt Instrument, Interest Rate, Stated Percentage | 8.38% |  | 8.38%
Subsidiary, Peninsula Gaming [Member] | Other |  |  |
Debt Instrument [Line Items] |  |  |
Unamortized discount |  |  | $ 0
Unamortized origination fees |  |  | 0
Long-term debt, net |  |  | 3
Consolidated, Excluding Borgata [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Long-term Debt, Gross | $ 3,401,823 |  | 3,481,568
Unamortized discount | (12,517) |  | (15,332)
Unamortized origination fees | 0 |  | (4,845)
Long-term debt, net | 3,389,306 |  | 3,461,391
Level 2 | Subsidiary, Peninsula Gaming [Member] | Bank Credit Facility | Bank Credit Facility [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Long-term Debt, Gross | 690,013 |  |
Estimate of Fair Value Measurement [Member] | Fair Value, Measurements, Nonrecurring [Member] | Level 3 | Parent |  |  |
Debt Instrument [Line Items] |  |  |
Commitments, Fair Value Disclosure | 28,157 |  | 29,529
Outstanding Face Amount | Fair Value, Measurements, Nonrecurring [Member] | Level 2 | Parent | Bank Credit Facility | Bank Credit Facility [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Long-term Debt, Gross | 1,104,000 |  | 1,387,425
Outstanding Face Amount | Fair Value, Measurements, Nonrecurring [Member] | Level 1 | Parent | Senior Notes | 9.125% Senior Notes Due 2018 |  |  |
Debt Instrument [Line Items] |  |  |
Long-term Debt, Gross |  |  | 500,000
Outstanding Face Amount | Fair Value, Measurements, Nonrecurring [Member] | Level 1 | Parent | Senior Notes | 9.00% Senior Notes Due 2020 |  |  |
Debt Instrument [Line Items] |  |  |
Long-term Debt, Gross | 350,000 |  | 350,000
Outstanding Face Amount | Fair Value, Measurements, Nonrecurring [Member] | Level 1 | Parent | Senior Notes | 6.875 % Senior Notes Due 2023 |  |  |
Debt Instrument [Line Items] |  |  |
Long-term Debt, Gross | 750,000 |  |
Outstanding Face Amount | Fair Value, Measurements, Nonrecurring [Member] | Level 1 | Subsidiary, Peninsula Gaming [Member] | Senior Notes | Peninsula Senior Notes due 2018 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Long-term Debt, Gross | 350,000 |  | 350,000
Outstanding Face Amount | Fair Value, Measurements, Nonrecurring [Member] | Level 3 | Parent |  |  |
Debt Instrument [Line Items] |  |  |
Commitments, Fair Value Disclosure | 35,943 |  | 36,749
Outstanding Face Amount | Fair Value, Measurements, Nonrecurring [Member] | Level 3 | Parent | Fixed Rate Debt | Debt Due March 2013 |  |  |
Debt Instrument [Line Items] |  |  |
Long-term Debt, Gross |  |  | 151,740
Outstanding Face Amount | Fair Value, Measurements, Nonrecurring [Member] | Level 3 | Parent | Other | Holdco Note [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Long-term Debt, Gross | 157,810 |  |
Outstanding Face Amount | Fair Value, Measurements, Nonrecurring [Member] | Level 3 | Subsidiary, Peninsula Gaming [Member] | Other |  |  |
Debt Instrument [Line Items] |  |  |
Long-term Debt, Gross |  |  | 3
Carrying Value | Parent |  |  |
Debt Instrument [Line Items] |  |  |
Long-term debt, net | 2,349,293 |  | 2,368,988
Carrying Value | Subsidiary, Peninsula Gaming [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Long-term debt, net | 1,040,013 |  | 1,092,403
Carrying Value | Consolidated, Excluding Borgata [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Long-term debt, net | 3,389,306 |  | 3,461,391
Carrying Value | Fair Value, Measurements, Nonrecurring [Member] | Level 2 | Parent | Bank Credit Facility | Bank Credit Facility [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Long-term debt, net | 1,100,938 |  |
Carrying Value | Fair Value, Measurements, Nonrecurring [Member] | Level 2 | Subsidiary, Peninsula Gaming [Member] | Bank Credit Facility | Bank Credit Facility [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Long-term debt, net | 690,013 |  |
Carrying Value | Fair Value, Measurements, Nonrecurring [Member] | Level 1 | Parent | Senior Notes | 9.00% Senior Notes Due 2020 |  |  |
Debt Instrument [Line Items] |  |  |
Long-term debt, net | 350,000 |  |
Carrying Value | Fair Value, Measurements, Nonrecurring [Member] | Level 1 | Parent | Senior Notes | 6.875 % Senior Notes Due 2023 |  |  |
Debt Instrument [Line Items] |  |  |
Long-term debt, net | 750,000 |  |
Carrying Value | Fair Value, Measurements, Nonrecurring [Member] | Level 1 | Subsidiary, Peninsula Gaming [Member] | Senior Notes | Peninsula Senior Notes due 2018 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Long-term debt, net | 350,000 |  |
Carrying Value | Fair Value, Measurements, Nonrecurring [Member] | Level 3 | Parent |  |  |
Debt Instrument [Line Items] |  |  |
Commitments, Fair Value Disclosure | 28,139 |  | $ 28,612
Carrying Value | Fair Value, Measurements, Nonrecurring [Member] | Level 3 | Parent | Other | Holdco Note [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Long-term debt, net | $ 148,355 |  |

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- Definition The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.16) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.16) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19, 20, 22 -Article 5 + Details
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