REVENUE - Disaggregated Basis (Details) - USD ($)	3 Months Ended
	Jun. 30, 2021	Jun. 30, 2020
Revenue from Contract with Customer, Including Assessed Tax	$ 3,412,229	$ 3,282,525
Over-time
Revenue from Contract with Customer, Including Assessed Tax	3,122,649	3,027,897
Point-in-time
Revenue from Contract with Customer, Including Assessed Tax	289,580	254,628
Defense
Revenue from Contract with Customer, Including Assessed Tax	3,103,132	3,203,590
Industrial
Revenue from Contract with Customer, Including Assessed Tax	$ 309,097	$ 78,935