INCOME TAXES (Details)	3 Months Ended
	Jun. 30, 2017 USD ($) foreign_subsidiary	Jun. 30, 2016	Mar. 31, 2017 USD ($)
Income Tax Contingency [Line Items]
Number of foreign subsidiaries required to be assessed | foreign_subsidiary	2
Cumulative undistributed net earnings permanently reinvested in Mexican foreign subsidiaries	$ 1,900,000
Deferred Tax Liability Not Recognized, Amount of Unrecognized Deferred Tax Liability, Undistributed Earnings of Foreign Subsidiaries	11,565,678
Total gross unrecognized tax benefits including interest	9,036,578		$ 8,906,880
Unrecognized tax benefits that are permanent in nature and, if recognized, would affect the annual effective tax rate	7,311,997		$ 7,223,668
Gross unrecognized tax benefits expected to be resolved during the next 12 months through settlements with taxing authorities or the expiration of the statute of limitations	4,380,661
Accrued gross interest	1,744,910
Current period gross interest expense	$ 102,994
Effective Income Tax Rate Reconciliation, Percent	37.50%	37.40%
WAC de Mexico, S.A. de C.V., SOFOM ENR [Member]
Income Tax Contingency [Line Items]
Cumulative undistributed net earnings permanently reinvested in Mexican foreign subsidiaries	$ 26,500,000