v3.21.2
PARTNERS' EQUITY Table 3 - Balance of and Changes in Accumulated Other Comprehensive Income (Loss) (Details) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Beginning balance     $ (96,656)  
Ending balance $ (92,818)   (92,818)  
Foreign Currency Translation        
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Beginning balance (40,311) $ (47,962) (42,362) $ (43,772)
Other comprehensive (loss) income before reclassification adjustments (1,684) 1,594 367 (2,596)
Other 0 0 0 0
Other comprehensive (loss) income (1,684) 1,594 367 (2,596)
Ending balance (41,995) (46,368) (41,995) (46,368)
Cash Flow Hedges        
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Beginning balance (39,467) (44,890) (42,150) (16,124)
Other comprehensive (loss) income before reclassification adjustments 0 0 0 (30,291)
Other 0 0 0 0
Other comprehensive (loss) income 1,343 1,372 4,026 (27,394)
Ending balance (38,124) (43,518) (38,124) (43,518)
Pension and Other Postretirement Benefits        
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Beginning balance (12,514) (8,603) (12,144) (8,000)
Other comprehensive (loss) income before reclassification adjustments 0 0 0 0
Other 2 3 5 10
Other comprehensive (loss) income (185) (302) (555) (905)
Ending balance (12,699) (8,905) (12,699) (8,905)
Total        
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Beginning balance (92,292) (101,455) (96,656) (67,896)
Other comprehensive (loss) income before reclassification adjustments (1,684) 1,594 367 (32,887)
Other 2 3 5 10
Other comprehensive (loss) income (526) 2,664 3,838 (30,895)
Ending balance (92,818) (98,791) (92,818) (98,791)
Other income, net | Foreign Currency Translation        
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Net (gain) loss reclassified from AOCI 0 0 0 0
Other income, net | Cash Flow Hedges        
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Net (gain) loss reclassified from AOCI 0 0 0 0
Other income, net | Pension and Other Postretirement Benefits        
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Net (gain) loss reclassified from AOCI (187) (305) (560) (915)
Other income, net | Total        
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Net (gain) loss reclassified from AOCI (187) (305) (560) (915)
Interest expense, net | Foreign Currency Translation        
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Net (gain) loss reclassified from AOCI 0 0 0 0
Interest expense, net | Cash Flow Hedges        
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Net (gain) loss reclassified from AOCI 1,343 1,372 4,026 2,897
Interest expense, net | Pension and Other Postretirement Benefits        
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Net (gain) loss reclassified from AOCI 0 0 0 0
Interest expense, net | Total        
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Net (gain) loss reclassified from AOCI $ 1,343 $ 1,372 $ 4,026 $ 2,897