Annual report pursuant to Section 13 and 15(d)

Segment Information (Operating Results, Capital Expenditures And Assets By Reportable Segments) (Details)

v3.19.3.a.u2
Segment Information (Operating Results, Capital Expenditures And Assets By Reportable Segments) (Details) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Dec. 31, 2019
Sep. 30, 2019
Jun. 30, 2019
Mar. 31, 2019
Dec. 31, 2018
Sep. 30, 2018
Jun. 30, 2018
Mar. 31, 2018
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Operating Revenues:                      
Operating revenues $ 192,761 $ 200,658 $ 197,023 $ 209,524 $ 213,838 $ 220,257 $ 216,831 $ 184,824 $ 799,966 $ 835,750 $ 650,847
Costs and Expenses:                      
Operating                 583,633 591,848 433,837
Administrative and general                 105,517 102,907 103,106
Depreciation and amortization                 68,571 74,579 75,058
Total costs and expenses                 757,721 769,334 612,001
Gains (losses) on asset dispositions and impairments, net                 2,910 19,583 11,637
Operating Income 2,562 $ 12,519 $ 11,106 $ 18,968 25,250 $ 34,047 $ 12,014 $ 14,688 45,155 85,999 50,483
Other Income (Expense):                      
Derivative gains, net                 0 0 19,727
Foreign currency (gains) losses, net                 (312) (2,264) 323
Other Income (Expense), Net                 (134) 54,964 256
Equity in Earnings (Losses) of 50% or Less Owned Companies, Net of Tax                 (5,250) (72) 2,952
Income Before Taxes and Equity in Earnings (Losses)                 49,097 91,689 35,205
Capital Expenditures                 37,786 50,272 114,595
Property and Equipment:                      
Historical cost 1,442,382       1,407,329       1,442,382 1,407,329 1,380,469
Accumulated depreciation (624,024)       (560,819)       (624,024) (560,819) (502,544)
Net property and equipment 818,358       846,510       818,358 846,510 877,925
Operating Lease Right-of-Use Assets 144,539               144,539    
Investments, at Equity, and Advances to 50% or Less Owned Companies 157,108       156,886       157,108 156,886 173,441
Inventories 5,255       4,530       5,255 4,530 4,377
Goodwill 32,701       32,708       32,701 32,708 32,761
Intangible Assets 20,996       24,551       20,996 24,551 28,106
Other current and long-term assets, excluding cash and near cash assets 247,635       224,403       247,635 224,403 160,398
Total Assets 1,512,972       1,471,024       1,512,972 1,471,024 1,613,336
Ocean Services                      
Operating Revenues:                      
Operating revenues                 423,288 414,844 352,876
Inland Services                      
Operating Revenues:                      
Operating revenues                 267,334 285,688 248,452
Witt O'Brien's LLC                      
Operating Revenues:                      
Operating revenues                 101,663 131,629 49,055
Other                      
Operating Revenues:                      
Operating revenues                 7,681 3,589 464
Intersegment Eliminations                      
Operating Revenues:                      
Operating revenues                 (120) (80) (101)
Intersegment Eliminations | Ocean Services                      
Operating Revenues:                      
Operating revenues                 0 0 0
Intersegment Eliminations | Inland Services                      
Operating Revenues:                      
Operating revenues                 0 0 0
Intersegment Eliminations | Witt O'Brien's LLC                      
Operating Revenues:                      
Operating revenues                 (120) (80) (101)
Intersegment Eliminations | Other                      
Operating Revenues:                      
Operating revenues                 0 0 0
Operating Segments | Ocean Services                      
Operating Revenues:                      
Operating revenues                 423,288 414,844 352,876
Costs and Expenses:                      
Operating                 280,809 269,294 195,285
Administrative and general                 40,215 40,179 36,548
Depreciation and amortization                 40,986 46,270 46,073
Total costs and expenses                 362,010 355,743 277,906
Gains (losses) on asset dispositions and impairments, net                 1,291 12,887 (323)
Operating Income                 62,569 71,988 74,647
Other Income (Expense):                      
Derivative gains, net                     0
Foreign currency (gains) losses, net                 (98) (168) (130)
Other Income (Expense), Net                 (112) 570 327
Equity in Earnings (Losses) of 50% or Less Owned Companies, Net of Tax                 (669) 3,632 7,664
Segment Profit (Loss)                 61,690 76,022 82,508
Capital Expenditures                 4,859 39,207 80,006
Property and Equipment:                      
Historical cost 932,267       930,230       932,267 930,230 901,076
Accumulated depreciation (380,553)       (341,999)       (380,553) (341,999) (299,528)
Net property and equipment 551,714       588,231       551,714 588,231 601,548
Operating Lease Right-of-Use Assets 109,460               109,460    
Investments, at Equity, and Advances to 50% or Less Owned Companies 78,049       73,939       78,049 73,939 52,003
Inventories 2,233       2,196       2,233 2,196 2,352
Goodwill 1,852       1,852       1,852 1,852 1,852
Intangible Assets 7,637       8,965       7,637 8,965 10,293
Other current and long-term assets, excluding cash and near cash assets 54,842       48,770       54,842 48,770 49,498
Total Assets 805,787       723,953       805,787 723,953 717,546
Operating Segments | Inland Services                      
Operating Revenues:                      
Operating revenues                 267,334 285,688 248,452
Costs and Expenses:                      
Operating                 229,418 237,010 206,836
Administrative and general                 13,140 13,139 16,558
Depreciation and amortization                 23,262 24,164 25,852
Total costs and expenses                 265,820 274,313 249,246
Gains (losses) on asset dispositions and impairments, net                 1,602 6,659 11,960
Operating Income                 3,116 18,034 11,166
Other Income (Expense):                      
Derivative gains, net                     0
Foreign currency (gains) losses, net                 (212) (2,002) 272
Other Income (Expense), Net                 0 51 0
Equity in Earnings (Losses) of 50% or Less Owned Companies, Net of Tax                 (6,520) (5,686) (5,191)
Segment Profit (Loss)                 (3,616) 10,397 6,247
Capital Expenditures                 30,040 8,298 34,322
Property and Equipment:                      
Historical cost 469,120       438,848       469,120 438,848 448,035
Accumulated depreciation (216,296)       (195,094)       (216,296) (195,094) (181,573)
Net property and equipment 252,824       243,754       252,824 243,754 266,462
Operating Lease Right-of-Use Assets 31,338               31,338    
Investments, at Equity, and Advances to 50% or Less Owned Companies 55,092       57,899       55,092 57,899 66,479
Inventories 2,510       1,997       2,510 1,997 1,934
Goodwill 2,343       2,350       2,343 2,350 2,403
Intangible Assets 7,497       8,991       7,497 8,991 10,486
Other current and long-term assets, excluding cash and near cash assets 71,043       78,903       71,043 78,903 71,500
Total Assets 422,647       393,894       422,647 393,894 419,264
Operating Segments | Witt O'Brien's LLC                      
Operating Revenues:                      
Operating revenues                 101,783 131,709 49,156
Costs and Expenses:                      
Operating                 68,052 83,203 32,017
Administrative and general                 25,959 24,772 13,438
Depreciation and amortization                 835 1,944 819
Total costs and expenses                 94,846 109,919 46,274
Gains (losses) on asset dispositions and impairments, net                 18 0 0
Operating Income                 6,955 21,790 2,882
Other Income (Expense):                      
Derivative gains, net                     0
Foreign currency (gains) losses, net                 (1) (28) 50
Other Income (Expense), Net                 (463) 0 0
Equity in Earnings (Losses) of 50% or Less Owned Companies, Net of Tax                 902 203 174
Segment Profit (Loss)                 7,393 21,965 3,106
Capital Expenditures                 47 0 60
Property and Equipment:                      
Historical cost 1,134       1,227       1,134 1,227 1,227
Accumulated depreciation (993)       (1,031)       (993) (1,031) (938)
Net property and equipment 141       196       141 196 289
Operating Lease Right-of-Use Assets 3,045               3,045    
Investments, at Equity, and Advances to 50% or Less Owned Companies 1,274       471       1,274 471 777
Inventories 266       179       266 179 91
Goodwill 28,506       28,506       28,506 28,506 28,506
Intangible Assets 5,862       6,595       5,862 6,595 7,327
Other current and long-term assets, excluding cash and near cash assets 108,373       81,410       108,373 81,410 28,398
Total Assets 147,467       117,357       147,467 117,357 65,388
Operating Segments | Other                      
Operating Revenues:                      
Operating revenues                 7,681 3,589 464
Costs and Expenses:                      
Operating                 5,464 2,455 0
Administrative and general                 3,489 1,841 831
Depreciation and amortization                 1,982 501 0
Total costs and expenses                 10,935 4,797 831
Gains (losses) on asset dispositions and impairments, net                 32 37 0
Operating Income                 (3,222) (1,171) (367)
Other Income (Expense):                      
Derivative gains, net                     0
Foreign currency (gains) losses, net                 0 (3) 6
Other Income (Expense), Net                 431 54,249 (301)
Equity in Earnings (Losses) of 50% or Less Owned Companies, Net of Tax                 1,037 1,779 305
Segment Profit (Loss)                 (1,754) 54,854 (357)
Capital Expenditures                 1,997 2,639 0
Property and Equipment:                      
Historical cost 8,897       6,892       8,897 6,892 0
Accumulated depreciation (2,450)       (490)       (2,450) (490) 0
Net property and equipment 6,447       6,402       6,447 6,402 0
Operating Lease Right-of-Use Assets 0               0    
Investments, at Equity, and Advances to 50% or Less Owned Companies 22,693       24,577       22,693 24,577 54,182
Inventories 246       158       246 158 0
Goodwill 0       0       0 0 0
Intangible Assets 0       0       0 0 0
Other current and long-term assets, excluding cash and near cash assets 4,760       2,142       4,760 2,142 1,391
Total Assets 34,146       33,279       34,146 33,279 55,573
Corporate And Eliminations                      
Operating Revenues:                      
Operating revenues                 (120) (80) (101)
Costs and Expenses:                      
Operating                 (110) (114) (301)
Administrative and general                 22,714 22,976 35,731
Depreciation and amortization                 1,506 1,700 2,314
Total costs and expenses                 24,110 24,562 37,744
Gains (losses) on asset dispositions and impairments, net                 (33) 0 0
Operating Income                 (24,263) (24,642) (37,845)
Other Income (Expense):                      
Derivative gains, net                     19,727
Foreign currency (gains) losses, net                 (1) (63) 125
Other Income (Expense), Net                 10 94 230
Equity in Earnings (Losses) of 50% or Less Owned Companies, Net of Tax                 0 0 0
Capital Expenditures                 843 128 207
Property and Equipment:                      
Historical cost 30,964       30,132       30,964 30,132 30,131
Accumulated depreciation (23,732)       (22,205)       (23,732) (22,205) (20,505)
Net property and equipment 7,232       7,927       7,232 7,927 9,626
Operating Lease Right-of-Use Assets 696               696    
Investments, at Equity, and Advances to 50% or Less Owned Companies 0       0       0 0 0
Inventories 0       0       0 0 0
Goodwill 0       0       0 0 0
Intangible Assets 0       0       0 0 0
Other current and long-term assets, excluding cash and near cash assets 8,617       13,178       8,617 13,178 9,611
Segment Reconciling Items                      
Other Income (Expense):                      
Other Income (Expense), Net                 4,388 (47,010) (35,584)
Equity in Earnings (Losses) of 50% or Less Owned Companies, Net of Tax                 5,250 72 (2,952)
Property and Equipment:                      
Cash and near cash assets $ 86,380       $ 181,436       $ 86,380 $ 181,436 $ 336,328