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Goodwill (Details) (USD $) In Thousands, unless otherwise specified | 12 Months Ended |  |  |  |  |
--- | --- | --- | --- | --- | --- | ---
Dec. 31, 2013 | Dec. 31, 2012 | Dec. 31, 2013 Racing Operations | Dec. 31, 2012 Racing Operations | Dec. 31, 2013 Gaming Operations | Dec. 31, 2012 Gaming Operations | Dec. 31, 2013 Online Operations | Dec. 31, 2012 Online Operations | Dec. 31, 2013 Other Investments | Dec. 31, 2012 Other Investments | Dec. 31, 2013 Oxford Acquisition [Member] | Jul. 17, 2013 Oxford Acquisition [Member] | Dec. 31, 2012 Riverwalk Acquisition [Member] | Oct. 23, 2012 Riverwalk Acquisition [Member] | Oct. 23, 2012 Riverwalk Acquisition [Member] Gaming Operations | Dec. 31, 2012 Bluff
Goodwill [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Goodwill |  |  |  |  |  |  |  |  |  |  | $ 50,200 | $ 50,202 |  | $ 32,768 |  |
Goodwill [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Balance, beginning of period | 250,414 | 213,712 | 51,659 | 50,400 | 67,457 | 34,689 | 127,364 | 127,364 | 3,934 | 1,259 |  |  | 32,800 |  | 32,800 | 3,900
Reclassifications |  | 0 |  | 1,259 |  |  |  |  |  | (1,259) |  |  |  |  |  |
Additions | 50,202 | 36,702 | 0 | 0 | 50,202 | 32,768 | 0 | 0 | 0 | 3,934 |  |  |  |  |  |
Balance, end of period | $ 300,616 | $ 250,414 | $ 51,659 | $ 51,659 | $ 117,659 | $ 67,457 | $ 127,364 | $ 127,364 | $ 3,934 | $ 3,934 |  |  | $ 32,800 |  | $ 32,800 | $ 3,900

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- Definition The amount of goodwill arising from a business combination that is expected to be deductible for tax purposes. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=7488404&loc=d3e6927-128479 + Details
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- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=14024403&loc=d3e13816-109267 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266 + Details
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- Definition Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=14024403&loc=d3e13816-109267 + Details
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