RESTRUCTURING AND OTHER MERGER RELATED COST (Textuals) (Details) - USD ($) $ in Thousands	Mar. 31, 2019	Mar. 31, 2018
Restructuring Cost and Reserve [Line Items]
Restructuring reserve	$ 2,860	$ 3,116
Employee related
Restructuring Cost and Reserve [Line Items]
Restructuring reserve	1,387	760
Employee related | Aegis Transaction
Restructuring Cost and Reserve [Line Items]
Restructuring reserve	446
Employee related | Argentina
Restructuring Cost and Reserve [Line Items]
Restructuring reserve	941
Facilities related
Restructuring Cost and Reserve [Line Items]
Restructuring reserve	1,473	2,356
Facilities related | Aegis Transaction
Restructuring Cost and Reserve [Line Items]
Restructuring reserve	832
Facilities related | Argentina
Restructuring Cost and Reserve [Line Items]
Restructuring reserve	162
Facilities related | United Kingdom
Restructuring Cost and Reserve [Line Items]
Restructuring reserve	$ 479	$ 1,868