SIGNIFICANT ACCOUNTING POLICIES - Ownership Percentages and Functional Currencies (Details)	Mar. 31, 2020
XPEL, Ltd.
Noncontrolling Interest [Line Items]
Ownership percentage	100.00%
Armourfend CAD, LLC
Noncontrolling Interest [Line Items]
Ownership percentage	100.00%
XPEL Canada Corp.
Noncontrolling Interest [Line Items]
Ownership percentage	100.00%
XPEL B.V.
Noncontrolling Interest [Line Items]
Ownership percentage	100.00%
XPEL Germany GmbH
Noncontrolling Interest [Line Items]
Ownership percentage	100.00%
XPEL de Mexico S. de R.L. de C.V.
Noncontrolling Interest [Line Items]
Ownership percentage	100.00%
XPEL Acquisition Corp.
Noncontrolling Interest [Line Items]
Ownership percentage	100.00%
Protex Canada, Inc.
Noncontrolling Interest [Line Items]
Ownership percentage	100.00%
Apogee Corp.
Noncontrolling Interest [Line Items]
Ownership percentage	100.00%