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Derivative Instruments and Hedging Activities - Additional Information (Detail) (USD $) Share data in Millions, except Per Share data, unless otherwise specified | 6 Months Ended | 1 Months Ended |  | 1 Months Ended |  |
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Jun. 30, 2014 | Jan. 31, 2014 Teekay Tankers [Member] Tanker Investments Limited [Member] | Jan. 31, 2014 Teekay Tankers [Member] Tanker Investments Limited [Member] Warrant [Member] | Jun. 30, 2014 Teekay Tankers [Member] Tanker Investments Limited [Member] Warrant [Member] | Jan. 31, 2014 Teekay Tankers [Member] Tanker Investments Limited [Member] Maximum [Member] Warrant [Member] | Jan. 31, 2014 Teekay Tankers [Member] Tanker Investments Limited [Member] Minimum [Member] Tranche One [Member] Warrant [Member] | Jan. 31, 2014 Teekay Tankers [Member] Tanker Investments Limited [Member] Minimum [Member] Tranche Two [Member] Warrant [Member] | Jan. 31, 2014 Teekay Tankers [Member] Tanker Investments Limited [Member] Minimum [Member] Tranche Three [Member] Warrant [Member] | Jan. 31, 2014 Teekay Tankers [Member] Tanker Investments Limited [Member] Minimum [Member] Tranche Four [Member] Warrant [Member] | Jun. 30, 2014 Interest Rate Swaps And Cross Currency Swaps Agreement [Member]
Derivative [Line Items] |  |  |  |  |  |  |  |  |  |
Purchase of common stock |  | 5.0 |  |  |  |  |  |  |  |
Equity method investment, ownership interest |  | 20.00% |  |  |  |  |  |  |  |
Issuance of equity private placement |  | $ 250,000,000 |  |  |  |  |  |  |  |
Equity method investment |  | 50,000,000 |  |  |  |  |  |  |  |
Number of shares available through exercise of stock purchase warrant |  |  |  |  | 1.5 |  |  |  |  |
Fixed price of stock purchase warrants, per share |  |  | $ 10 |  |  |  |  |  |  |
Fair market value of the shares |  |  |  |  |  | 12.50 | 15.00 | 17.50 | 20.00 |
Consecutive trading days |  |  | 10 days |  |  |  |  |  |  |
Fair value of stock purchase warrants | 6,839,000 |  | 6,839,000 |  |  |  |  |  |  |
Fair value of stock purchase warrants |  |  |  | 8,051,000 |  |  |  |  |  |
Fair value asset amount of interest rate swaps and cross currency swaps |  |  |  |  |  |  |  |  |  | 122,000,000
Fair value liability amount of interest rate swaps and cross currency swaps |  |  |  |  |  |  |  |  |  | $ 411,200,000

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- Definition Equity Method Investment Number Of Shares Purchased + References No definition available. + Details
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- Definition Number of shares available through exercise of stock purchase warrants. + References No definition available. + Details
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- Definition Exercise price per share or per unit of warrants or rights outstanding. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(i)(4)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
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- Definition Threshold period of specified consecutive trading days within which common stock price to conversion price of convertible debt instruments must exceed threshold percentage for a specified number of trading days to trigger conversion feature, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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- Definition The cap rate on a price risk derivative such as a cap or collar. A payment or receipt is triggered if the market rate exceeds the cap rate on the contract. + References No definition available. + Details
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- Definition Fair value, before effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets elected not to be offset. Excludes assets not subject to a master netting arrangement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=34720828&loc=SL20225862-175312 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -Subparagraph (a),(c) -URI http://asc.fasb.org/extlink&oid=35706170&loc=SL5624163-113959 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=36459792&loc=SL20226000-175313 + Details
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- Definition Fair value, before effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities elected not to be offset. Excludes liabilities not subject to a master netting arrangement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=34720828&loc=SL20225862-175312 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -Subparagraph (a),(c) -URI http://asc.fasb.org/extlink&oid=35706170&loc=SL5624163-113959 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=36459792&loc=SL20226000-175313 + Details
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- Definition This element represents the aggregate cost of investments accounted for under the equity method of accounting. + 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 210.5-02.12) -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 12 -Article 5 + Details
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- Definition The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=6382943&loc=d3e33918-111571 + Details
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- Definition Amount of gain (loss) recognized in earnings in the period from the increase (decrease) in fair value of price risk derivatives not designated as hedging instruments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=35706170&loc=SL5624171-113959 + Details
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- Definition The cash inflow associated with the amount received from entity's raising of capital via private rather than public placement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3255-108585 + Details
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- Definition Value of outstanding derivative securities that permit the holder the right to purchase securities (usually equity) from the issuer at a specified price. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(i)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph i -Article 4 + Details
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