Revenue Recognition (Tables)

6 Months Ended

Jun. 30, 2021

Revenue Recognition

Schedule of effects of revenue recognition

					Corporate,
					Other and
	MET		Thermal		Eliminations		Consolidated
	(in thousands)
Three Months Ended June 30, 2021
North America revenues	$	47,290	$	200,239	$	182	$	247,711
Seaborne revenues		172,158		30,520		—		202,678
Total revenues	$	219,448	$	230,759	$	182	$	450,389
Three Months Ended June 30, 2020
North America revenues	$	40,137	$	164,245	$	6,177	$	210,559
Seaborne revenues		98,814		10,148		—		108,962
Total revenues	$	138,951	$	174,393	$	6,177	$	319,521
Six Months Ended June 30, 2021
North America revenues	$	72,127	$	364,450	$	1,404	$	437,981
Seaborne revenues		326,104		43,847		—		369,951
Total revenues	$	398,231	$	408,297	$	1,404	$	807,932
Six Months Ended June 30, 2020
North America revenues	$	69,860	$	371,108	$	18,559	$	459,527
Seaborne revenues		251,745		13,481		—		265,226
Total revenues	$	321,605	$	384,589	$	18,559	$	724,753