Long-Term Debt (Tables)

12 Months Ended

Dec. 31, 2016

Debt Disclosure [Abstract]

Long-Term Debt

	December 31, 2016 $		December 31, 2015 $
U.S. Dollar-denominated Revolving Credit Facilities due through 2019	291,764		429,279
Norwegian Kroner Bonds due through 2019	256,927		327,941
U.S. Dollar-denominated Term Loans due through 2018	112,406		129,133
U.S. Dollar-denominated Term Loans due through 2028	2,109,926		2,037,766
U.S. Dollar Non-Public Bonds due through 2024	166,680		202,449
U.S. Dollar Bonds due 2019	300,000		300,000
Total principal	3,237,703		3,426,568
Less debt issuance costs and other	(54,809	)	(62,694	)
Total debt	3,182,894		3,363,874
Less current portion	(586,892	)	(485,069	)
Long-term portion	2,596,002		2,878,805