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Derivative Instruments (Tables) | 12 Months Ended
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Dec. 31, 2011
Derivative Instruments [Abstract] |
Interest rate swap agreements |
|  | Interest Rate Index |  | Principal Amount $ |  |  | Fair Value / Carrying Amount of Assets (Liability) $ |  |  | Weighted- Average Remaining Term (years) |  |  | Fixed Interest Rate (%)(1) |
LIBOR-Based Debt: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
U.S. Dollar-denominated interest rate swaps (2) |  | LIBOR |  |  | 423,748 |  |  |  | (119,895 | ) |  |  | 25.1 |  |  |  | 4.9 |
U.S. Dollar-denominated interest rate swaps (2) |  | LIBOR |  |  | 209,812 |  |  |  | (60,441 | ) |  |  | 7.2 |  |  |  | 6.2 |
U.S. Dollar-denominated interest rate swaps |  | LIBOR |  |  | 90,000 |  |  |  | (18,183 | ) |  |  | 6.7 |  |  |  | 4.9 |
U.S. Dollar-denominated interest rate swaps |  | LIBOR |  |  | 100,000 |  |  |  | (21,755 | ) |  |  | 5.0 |  |  |  | 5.3 |
U.S. Dollar-denominated interest rate swaps (3) |  | LIBOR |  |  | 218,750 |  |  |  | (57,996 | ) |  |  | 17.0 |  |  |  | 5.2 |
LIBOR-Based Restricted Cash Deposit: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
U.S. Dollar-denominated interest rate swaps (2) |  | LIBOR |  |  | 470,199 |  |  |  | 159,603 |  |  |  | 25.1 |  |  |  | 4.8 |
EURIBOR-Based Debt: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Euro-denominated interest rate swaps (4) |  | EURIBOR |  |  | 348,905 |  |  |  | (25,796 | ) |  |  | 12.5 |  |  |  | 3.1 |
|  |  |  |  |  |  |  |  | (144,463 | ) |  |  |  |  |  |  |  |
(1) | Excludes the margins the Partnership pays on its drawn floating-rate debt, which, at December 31, 2011, ranged from 0.3% to 2.75%.
(2) | Principal amount reduces quarterly.
(3) | Principal amount reduces semi-annually.
(4) | Principal amount reduces monthly to 70.1 million Euros ($90.9 million) by the maturity dates of the swap agreements.
Location and fair value amounts of derivative instruments |
|  | Accounts receivable |  |  | Current portion of derivative assets |  |  | Derivative assets |  |  | Accrued liabilities |  |  | Current portion of derivative liabilities |  |  | Derivative liabilities |
As at December 31, 2011 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest rate swap agreements |  |  | 4,344 |  |  |  | 15,608 |  |  |  | 139,651 |  |  |  | (11,448 | ) |  |  | (43,973 | ) |  |  | (248,645 | )
Toledo Spirit time-charter derivative |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | (600 | )
|  |  | 4,344 |  |  |  | 15,608 |  |  |  | 139,651 |  |  |  | (11,448 | ) |  |  | (43,973 | ) |  |  | (249,245 | )
As at December 31, 2010 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest rate swap agreements |  |  | 4,587 |  |  |  | 16,758 |  |  |  | 45,525 |  |  |  | (11,498 | ) |  |  | (50,603 | ) |  |  | (139,362 | )
Toledo Spirit time-charter derivative |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | (10,000 | )
|  |  | 4,587 |  |  |  | 16,758 |  |  |  | 45,525 |  |  |  | (11,498 | ) |  |  | (50,603 | ) |  |  | (149,362 | )
Gains (losses) for derivative instruments not designated as hedging instruments |
|  | Year Ended December 31, |
|  | 2011 |  |  | 2010 |  |  | 2009 |
|  | Realized gains (losses) |  |  | Unrealized gains (losses) |  |  | Total |  |  | Realized gains (losses) |  |  | Unrealized gains (losses) |  |  | Total |  |  | Realized gains (losses) |  |  | Unrealized gains (losses) |  |  | Total |
Interest rate swap agreements |  |  | (62,660 | ) |  |  | (9,677 | ) |  |  | (72,337 | ) |  |  | (42,495 | ) |  |  | (34,906 | ) |  |  | (77,401 | ) |  |  | (36,222 | ) |  |  | (11,143 | ) |  |  | (47,365 | )
Toledo Spirit time-charter derivative |  |  | (93 | ) |  |  | 9,400 |  |  |  | 9,307 |  |  |  | (1,919 | ) |  |  | 600 |  |  |  | (1,319 | ) |  |  | (940 | ) |  |  | 7,355 |  |  |  | 6,415 |
|  |  | (62,753 | ) |  |  | (277 | ) |  |  | (63,030 | ) |  |  | (44,414 | ) |  |  | (34,306 | ) |  |  | (78,720 | ) |  |  | (37,162 | ) |  |  | (3,788 | ) |  |  | (40,950 | )

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- Definition Tabular disclosure of interest rate derivatives, including, but not limited to, the fair value of the derivatives, statement of financial position location, and statement of financial performance location of these instruments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Topic 815 -SubTopic 10 -Publisher FASB -Number -Article -Subparagraph -Name Accounting Standards Codification -Paragraph 4C -Section 50 -URI http://asc.fasb.org/extlink&oid=6935481&loc=SL5624171-113959 + Details
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- Definition Tabular disclosure for other derivative instruments not designated as hedging instruments of (a) the location and amount of gains and losses reported in the statement of financial performance and (b) the location and fair value amounts of the instruments reported in the statement of financial position. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Topic 815 -SubTopic 10 -Publisher FASB -Number -Article -Subparagraph (e) -Name Accounting Standards Codification -Paragraph 4C -Section 50 -URI http://asc.fasb.org/extlink&oid=6935481&loc=SL5624171-113959 + Details
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