Note 6 - Inventories (Tables)

3 Months Ended

Jun. 30, 2016

Notes Tables

Schedule of Inventory, Current [Table Text Block]

	June 30, 2016			March 31, 2016
Ground support service parts	$	2,065,265		$	1,566,694
Ground equipment manufacturing:
Raw materials		2,138,404			1,549,810
Work in process		1,497,213			408,213
Finished goods		6,885,948			4,328,812
Printing equipment and maintenance:
Raw materials		3,561,714			3,319,939
Work in process		792,212			759,446
Finished goods		915,520			562,912
Total inventories		17,856,276			12,495,826
Reserves		(2,656,560	)		(221,722	)
Total, net of reserves	$	15,199,716		$	12,274,104