Consolidated Balance Sheets - USD ($) $ in Thousands		Dec. 31, 2021	Dec. 31, 2020
Current Assets:
Cash and cash equivalents		$ 37,619	$ 32,666
Restricted cash		3,601	3,352
Receivables:
Trade, net of allowance for credit loss accounts of $1,312 and $582 in 2021 and 2020, respectively		55,544	45,325
Other		6,118	10,924
Receivable from SEACOR Holdings			18,832
Tax receivable		1,238	13,556
Inventories		928	576
Prepaid expenses and other		3,730	3,230
Assets held for sale			50,235
Total current assets		108,778	178,696
Property and Equipment:
Historical cost	[1]	1,025,284	1,012,873
Accumulated depreciation		(317,297)	(291,538)
Property and equipment		707,987	721,335
Construction in progress		15,531	32,327
Net property and equipment		723,518	753,662
Right-of-use asset - operating leases		6,608	7,134
Right-of-use asset - finance leases		100	129
Investments, at equity, and advances to 50% or less owned companies		71,727	75,308
Other assets		1,771	2,734
Total assets		912,502	1,017,663
Current Liabilities:
Current portion of operating lease liabilities		1,986	7,030
Current portion of finance lease liabilities		33	36
Current portion of long-term debt:
Recourse		31,602	26,734
Non-recourse			5,643
Accounts payable and accrued expenses		28,419	29,967
Due to SEACOR Holdings		274
Accrued wages and benefits		3,711	1,744
Accrued interest		2,273	1,664
Accrued capital, repair and maintenance expenditures		2,438	11,328
Deferred revenue and unearned revenue		1,606	4,452
Accrued insurance deductibles and premiums		2,720	2,274
Accrued professional fees		1,214	975
Derivatives		1,831	4,591
Other current liabilities		6,558	4,439
Liabilities held for sale			30,927
Total current liabilities		84,665	131,804
Long-term operating lease liabilities		4,885	4,345
Long-term finance lease liabilities		76	105
Long-term Debt:
Recourse		327,300	328,690
Non-recourse		5,462	111,820
Conversion option liability on convertible senior notes			2
Deferred income taxes		40,682	35,822
Deferred gains and other liabilities		2,891	3,239
Total liabilities		465,961	615,827
SEACOR Marine Holdings Inc. stockholders' equity:
Common stock, $.01 par value, 60,000,000 shares authorized; 26,120,124 and 23,504,050 shares issued in 2021 and 2020, respectively		262	235
Additional paid-in capital		461,931	451,179
Accumulated deficit		(22,907)	(51,839)
Shares held in treasury of 127,887 and 73,284 in 2021 and 2020, respectively, at cost		(1,120)	(848)
Accumulated other comprehensive income, net of tax		8,055	2,790
Total stockholders equity		446,221	401,517
Noncontrolling interests in subsidiaries		320	319
Total equity		446,541	401,836
Total liabilities and equity		$ 912,502	$ 1,017,663

[1] Includes property and equipment acquired in business acquisitions at acquisition date fair value, and net of the impact of recognized impairment charges.