FINTECH MERGER (Details) - USD ($) $ in Thousands			3 Months Ended		9 Months Ended
		Jul. 26, 2018	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018	May 31, 2019	Dec. 31, 2018
Reverse Recapitalization [Abstract]
Cash consideration to shareholders					$ 0	$ (101,659)
Net equity infusion				$ 8,964		8,964
Common shares, outstanding (in shares)		36,200,000	38,005,623		38,005,623		38,000,000	36,182,783
Warrants to purchase common stock (in shares)		9,000,000
Transaction cost			$ 0	$ 6,305	$ 0	$ 10,319
2018 Equity Compensation Plan [Member]
Reverse Recapitalization [Abstract]
Shares reserved for issuance (in shares)		3,400,000
Intermex [Member]
Reverse Recapitalization [Abstract]
Cash balance available to Intermex prior to the consummation of the Merger		$ 110,726
Intermex Merger costs paid from acquisition proceeds at closing		(9,062)
Cash consideration to shareholders		$ (101,659)
FinTech [Member]
Merger [Abstract]
Redemption of shares (in shares)		4,900,000
Gross redemption payments		$ 49,800
Number of outstanding shares subsequent to redemption (in shares)		18,900,000
Consideration paid in equity (in shares)		17,200,000
Reverse Recapitalization [Abstract]
Net cash proceeds from reverse recapitalization		$ 5
Prepaid expenses		76
Accrued liabilities	[1]	(136)
Deferred tax assets	[1]	982
Net equity infusion	[1]	$ 9,989

[1] During the fourth quarter of 2018, the Company acquired approximately $1 million of deferred tax assets from FinTech, which is reflected in the table above. These deferred tax assets relate to capitalized transaction costs incurred by FinTech prior to the merger, therefore they have been recorded in additional-paid in capital.