Unaudited Condensed Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Net (Loss) Income	$ (24,353)	$ (5,829)	$ (58,307)	$ 48,983
Other Comprehensive Income:
Foreign currency translation (losses) gains	(2,154)	(504)	(6,717)	3,818
Derivative gains (losses) on cash flow hedges	365	(54)	1,521	(22)
Other comprehensive income (loss)	(1,411)	(63)	(3,506)	4,254
Comprehensive (Loss) Income	(25,764)	(5,892)	(61,813)	53,237
Comprehensive (Loss) Income Attributable to Noncontrolling Interests in Subsidiaries	(2)	0	1	1
Comprehensive (Loss) Income Attributable to SEACOR Marine Holdings Inc.	(25,762)	(5,892)	(61,814)	53,236
Interest Expense
Other Comprehensive Income:
Reclassification of derivative losses on cash flow hedges	112	415	749	1,245
Equity Method Investments
Other Comprehensive Income:
Reclassification of derivative losses on cash flow hedges	$ 266	$ 80	$ 941	$ (787)