XML 59 R42.htm IDEA: XBRL DOCUMENT v3.8.0.1
EQUITY INVESTMENTS (Details) - USD ($)
$ in Millions
1 Months Ended 3 Months Ended
May 01, 2018
Mar. 07, 2018
Apr. 30, 2006
Mar. 31, 2018
Mar. 31, 2017
Apr. 30, 2018
Dec. 31, 2017
Jun. 01, 2017
EQUITY INVESTMENTS                
Equity Earnings       $ 59.0 $ 36.0 [1]      
Equity Investments       1,217.0     $ 1,213.0  
LIABILITIES AND PARTNERS' EQUITY                
Current portion of long-term debt (Note 7)       45.0     51.0  
Distributions from Equity Investments                
Distributions received from equity investments       45.0 28.0      
Distributions from equity investments       43.0 28.0 [1]      
Return on investment distribution classified as investing activities       2.0 0.0      
Great Lakes                
EQUITY INVESTMENTS                
Total cash call issued to fund debt repayment       9.0        
LIABILITIES AND PARTNERS' EQUITY                
Current portion of long-term debt (Note 7)       $ 21.0     19.0  
Iroquois                
EQUITY INVESTMENTS                
Ownership interest (as a percent) 49.34%     49.34%       49.34%
LIABILITIES AND PARTNERS' EQUITY                
Current portion of long-term debt (Note 7)       $ 4.0     4.0  
Revenues (expenses)                
Transmission revenues       60.0        
Operating expenses       (14.0)        
Depreciation       (7.0)        
Financial charges and other       (4.0)        
Net income       35.0        
Distributions from Equity Investments                
Distributions from equity investments $ 14.0     14.0        
Return on investment distribution classified as investing activities $ 2.6     $ 2.0        
Limited partners, Distribution declared   $ 29.0            
Northern Border                
EQUITY INVESTMENTS                
Ownership interest (as a percent)       50.00% [2]   50.00%    
Equity Earnings [2]       $ 17.0 19.0      
Equity Investments [2]       507.0     512.0  
Amortization period of transaction fee     12 years          
Transaction fee     $ 10.0          
Additional ownership interest acquired (as a percent)     20.00%          
Assets                
Cash and cash equivalents       22.0     14.0  
Other current assets       35.0     36.0  
Plant, property and equipment, net       1,059.0     1,063.0  
Other assets       14.0     14.0  
Assets, total       1,130.0     1,127.0  
LIABILITIES AND PARTNERS' EQUITY                
Current liabilities       50.0     38.0  
Deferred credits and other       32.0     31.0  
Net long-term debt, including current maturities       264.0     264.0  
Partners' equity                
Partners' capital       785.0     795.0  
Accumulated other comprehensive loss       (1.0)     (1.0)  
Liabilities and Partners' Equity, total       1,130.0     1,127.0  
Revenues (expenses)                
Transmission revenues       72.0 74.0      
Operating expenses       (19.0) (17.0)      
Depreciation       (15.0) (15.0)      
Financial charges and other       (4.0) (4.0)      
Net income       $ 34.0 38.0      
Great Lakes                
EQUITY INVESTMENTS                
Ownership interest (as a percent) 46.45%     46.45%        
Equity Earnings       $ 24.0 17.0      
Equity Investments       499.0     479.0  
Equity contribution       4.0 4.0 [1]      
Assets                
Current assets       129.0     107.0  
Plant, property and equipment, net       699.0     701.0  
Assets, total       828.0     808.0  
LIABILITIES AND PARTNERS' EQUITY                
Current liabilities       63.0     75.0  
Net long-term debt, including current maturities       250.0     259.0  
Current portion of long-term debt (Note 7)       0.0     0.0  
Other non-current liabilities             1.0  
Partners' equity                
Partners' capital       515.0     473.0  
Liabilities and Partners' Equity, total       828.0     808.0  
Revenues (expenses)                
Transmission revenues       81.0 63.0      
Operating expenses       (17.0) (14.0)      
Depreciation       (8.0) (7.0)      
Financial charges and other       (4.0) (5.0)      
Net income       $ 52.0 $ 37.0      
Iroquois                
EQUITY INVESTMENTS                
Ownership interest (as a percent)       49.34% [3]       49.34%
Equity Earnings [3]       $ 18.0        
Equity Investments [3]       211.0     222.0  
Undistributed earnings       0.0        
Assets                
Cash and cash equivalents       105.0     86.0  
Other current assets       32.0     36.0  
Plant, property and equipment, net       589.0     591.0  
Other assets       9.0     8.0  
Assets, total       735.0     721.0  
LIABILITIES AND PARTNERS' EQUITY                
Current liabilities       50.0     17.0  
Net long-term debt, including current maturities       329.0     329.0  
Other non-current liabilities       12.0     9.0  
Partners' equity                
Partners' capital       344.0     366.0  
Liabilities and Partners' Equity, total       $ 735.0     $ 721.0  
[1] Recast to consolidate PNGTS (Refer to Note 2).
[2] OwnershipEquity EarningsEquity InvestmentsInterest atThree months(unaudited)March 31, ended March 31, March 31, December 31, (millions of dollars)2018    2018201720182017Northern Border (a) 50% 17  19 507 512Great Lakes 46.45% 24 17 499 479Iroquois(b) 49.34% 18  — 211 222  59  36 1,217 1,213Equity earnings from Northern Border is net of the 12-year amortization of a $10 million transaction fee paid to the operator of Northern Border at the time of the Partnership’s acquisition of an additional 20 percent interest in April 2006.
[3] The Partnership acquired a 49.34% interest in Iroquois on June 1, 2017.