Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Current Assets
Cash and cash equivalents	$ 24,110	$ 25,760
Accounts receivable, net	109,511	107,628
Inventories	12,686	13,134
Prepaid expenses and other current assets	15,031	16,066
Total current assets	161,338	162,588
Property, plant and equipment, net	86,578	92,681
Intangible assets, net	59,381	68,642
Goodwill	205,439	206,008
Deferred income taxes	2,174	2,069
Other assets	47,285	51,325
Total assets	562,195	583,313
Current Liabilities
Accounts payable	12,870	14,240
Accrued expenses and other current liabilities	83,863	78,500
Current portion of long-term debt	20,162	10,678
Current portion of finance lease obligations	3,765	3,765
Income taxes payable	755	2,664
Total current liabilities	121,415	109,847
Long-term debt, net of current portion	182,403	209,538
Obligations under finance leases, net of current portion	9,752	11,115
Deferred income taxes	8,385	8,236
Other long-term liabilities	39,328	47,358
Total Liabilities	361,283	386,094
Commitments and contingencies
Equity
Preferred stock, 10,000,000 shares authorized	0	0
Common stock, $0.01 par value, 200,000,000 shares authorized, 29,546,263 and 29,234,143 shares issued	295	292
Additional paid-in capital	238,687	234,638
Accumulated Deficit	(17,988)	(21,848)
Accumulated other comprehensive loss	(20,311)	(16,061)
Total Mistras Group, Inc. stockholders’ equity	200,683	197,021
Non-controlling interests	229	198
Total Equity	200,912	197,219
Total Liabilities and Equity	$ 562,195	$ 583,313