Inventories

12 Months Ended

Mar. 31, 2015

Inventory Disclosure [Abstract]

Inventories

3 Inventories

The components of inventories as of March 31, 2014 and 2015 are as follows:

	2014	2015
	$ in thousands	$ in thousands
Raw materials	5,137	1,978
Work in progress	2,229	676
Finished goods	179	467
	7,545	3,121

During the fiscal year ended March 31, 2014 and 2015, based upon material composition and expected usage, provision for inventories of approximately $874,000 and $687,000, respectively, were charged to the consolidated statements of operations under cost of sales.