Summary of Significant Accounting Policies (Tables)

12 Months Ended

Mar. 31, 2018

Accounting Policies [Abstract]

Schedule of property and equipment estimated useful lives

Automobiles	3 years
Equipment	5 years
Furniture and fixtures	7 years
Leasehold improvements	Lesser of lease term or useful life (generally 6 - 7 years)

Schedule of computation of basic and diluted earnings (loss) per share

	Fiscal Year ended March 31, (In thousands, except earnings per share numbers)
	2018			2017			2016
Numerator:
Net (loss) income per consolidated statements of income	$	(1,098	)	$	5,409		$	12,379
Less: Allocation of earnings to participating securities		14			(70	)		(170	)
Net (loss) income allocated to common stock		(1,084	)		5,339			12,209
Basic earnings (loss) per share computation:
Net income (loss) allocated to common stock	$	(1,084	)	$	5,339		$	12,209
Weighted average common shares outstanding, including shares considered participating securities		7,819			7,766			7,727
Less: Weighted average participating securities outstanding		(100	)		(102	)		(105	)
Weighted average shares of common stock		7,719			7,664			7,622
Basic earnings (loss) per share	$	(.14	)	$	.70		$	1.60
Diluted earnings (loss) per share computation:
Net (loss) income allocated to common stock	$	(1,084	)	$	5,339		$	12,209
Undistributed earnings re-allocated to participating securities		—			—			2
Numerator for diluted earnings (loss) per share	$	(1,084	)	$	5,339		$	12,211
Weighted average common shares outstanding for basic earnings (loss) per share		7,719			7,664			7,622
Incremental shares from stock options		—			62			70
Weighted average shares and dilutive potential common shares		7,719			7,726			7,692
Diluted earnings (loss) per share	$	(.14	)	$	.69		$	1.59