Stock Compensation (Tables)

12 Months Ended

Mar. 31, 2014

Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]

Schedule of Changes in Outstanding Options

Changes in outstanding options under both the 1997 Plan, the 2005 Plan and the Omnibus Plan during the fiscal years ended March 31, 2014, 2013 and 2012 are as follows:

	2014
	Number of options			Range of exercise price		Weighted average exercise price		Weighted average remaining contractual term		Aggregate intrinsic value
				US$ (per share)		US$ (per share)		(years)		US$
Outstanding, at beginning of fiscal year		419,751			4.75 – 30.56		14.96		4.28		—
Granted		—			—		—
Expired		(65,500	)		30.40 – 30.56		30.55
Exercised		(3,000	)		4.75		4.75
Forfeited		—			—		—
Outstanding, at end of fiscal year		351,251			4.75 – 15.56		12.14		3.91		—
Vested and expected to be vested at March 31, 2014		351,251			4.75 – 15.56		12.14		3.91		—
Exercisable, at end of fiscal year		343,751			4.75 – 15.56		12.24		3.85

Changes in outstanding options under both the 1997 Plan, the 2005 Plan and the Omnibus Plan during the fiscal years ended March 31, 2014, 2013 and 2012 are as follows: (continued)

	2013
	Number of options			Range of exercise price		Weighted average exercise price		Weighted average remaining contractual term		Aggregate intrinsic value
				US$ (per share)		US$ (per share)		(years)		US$
Outstanding, at beginning of fiscal year		339,701			8.99 – 30.56		17.66		3.96		—
Granted		86,000			4.75		4.75
Expired		—			—		—
Exercised		—			—		—
Forfeited		(5,950	)		15.60 – 30.56		21.26
Outstanding, at end of fiscal year		419,751			4.75 – 30.56		14.96		4.28		—
Vested and expected to be vested at March 31, 2013		419,751			4.75 – 30.56		14.96		4.28		—
Exercisable, at end of fiscal year		369,752			4.75 – 30.56		13.41		4.60

	2012
	Number of options			Range of exercise price		Weighted average exercise price		Weighted average remaining contractual term		Aggregate intrinsic value
				US$ (per share)		US$ (per share)		(years)		US$
Outstanding, at beginning of fiscal year		423,118			8.99 – 30.56		18.00		4.01		—
Granted		—			—		—
Expired		(82,167	)		19.00 – 25.00		19.22
Exercised		—			—		—
Forfeited		(1,250	)		25.00 – 30.56		29.45
Outstanding, at end of fiscal year		339,701			8.99 – 30.56		17.66		3.96		—
Vested and expected to be vested at March 31, 2012		339,701			8.99 – 30.56		17.66		3.96		—
Exercisable, at end of fiscal year		287,452			8.99 – 30.56		16.06		4.17

Schedule of Changes in Stock Grants

Changes in stock grants during the fiscal years ended March 31, 2014, 2013 and 2012 are as follows:

	2014				2013					2012
	Stock		Weighted average grant-date fair value		Stock			Weighted average grant-date fair value		Stock		Weighted average grant-date fair value
			US$					US$				US$
Non-vested, at beginning of fiscal year		—		—		750			10,380		750		10,380
Granted		—		—		—			—		—		—
Vested		—		—		(750	)		10,380		—		—
Non-vested, at end of fiscal year		—		—		—			—		750		10,380

Summary of Options by Exercise Price Range

Further details relating to the options granted under the 1997 Plan, the 2005 Plan and the Omnibus Plan that are outstanding as of March 31, 2014 are as follows:

		Options outstanding as of March 31, 2014					Options exercisable as of March 31, 2014
Number of options		Range of exercise price per option	Weighted average remaining contractual life		Weighted average exercise price per option		Number of options		Weighted average exercise price per option
		US$ (per share)	(years)		US$ (per share)				US$ (per share)
	83,000	4.75		8.31		4.75		80,500		4.75
	20,000	8.99		5.70		8.99		15,000		8.99
	248,251	13.20–15.60		2.29		14.87		248,251		14.87
	351,251							343,751

Summary of Fair Value of Options Granted

The fair value of the options granted was estimated on the date of grant using the following assumptions:

	2014		2013	2012
Risk-free Interest Rate		—	0.97% – 1.50%		—
Expected Dividend Yield		—	0%		—
Expected Option Life		—	7 – 10 years		—
Expected Stock Price Volatility		—	53.28% – 58.71%		—