SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES AND PRACTICES (Tables)

6 Months Ended

Jun. 30, 2021

Accounting Policies [Abstract]

Schedule of rollforward goodwill

The following table presents a rollforward of goodwill for the six months ended June 30, 2021 as follows (in thousands): 

	IHT						MS						Quest Integrity						Consolidated
	Goodwill, Gross		Accumulated Impairment		Goodwill, Net		Goodwill, Gross		Accumulated Impairment		Goodwill, Net		Goodwill, Gross		Accumulated Impairment		Goodwill, Net		Goodwill, Gross		Accumulated Impairment		Goodwill, Net
Balance at December 31, 2020	$	212,928	$	(212,928)	$	—	$	110,721	$	(54,101)	$	56,620	$	34,731	$	—	$	34,731	$	358,380	$	(267,029)	$	91,351
FX Adjustments	—		—		—		(420)		—		(420)		(327)		—		(327)		(747)		—		(747)
Balance at June 30, 2021	$	212,928	$	(212,928)	$	—	$	110,301	$	(54,101)	$	56,200	$	34,404	$	—	$	34,404	$	357,633	$	(267,029)	$	90,604

Amounts used in basic and diluted earnings (loss) per share

Amounts used in basic and diluted earnings per share, for the three and six months ended June 30, 2021 and 2020, are as follows (in thousands): 

	Three Months Ended June 30,		Six Months Ended June 30,
	2021	2020	2021	2020
	(unaudited)	(unaudited)	(unaudited)	(unaudited)
Weighted-average number of basic shares outstanding	30,940	30,628	30,909	30,584
Stock options, stock units and performance awards	—	—	—	—
Notes	—	—	—	—
Warrants	—	—	—	—
Total shares and dilutive securities	30,940	30,628	30,909	30,584