Income Taxes (Tables)

12 Months Ended

Mar. 31, 2016

Income Tax Disclosure [Abstract]

Schedule of deferred tax assets and liabilities

	March 31,
	2016		2015
Deferred tax assets:
Accrued expenses	$	537	$	545
Deferred stock compensation		302		246
Bad debt and inventory reserves		29		26
Property and equipment		-		23
Total deferred tax assets		868		840
Deferred tax liabilities:
Property and equipment		5		-
Total net deferred taxes	$	863	$	840

Schedule of components of the income tax provision

	Year Ended March 31,
	2016			2015		2014
Current taxes
Federal	$	10,982		$	9,303	$	9,689
State		1,041			885		921
Total current taxes		12,023			10,188		10,610
Deferred taxes
Federal		(21	)		143		(167	)
State		(2	)		14		(16	)
Total deferred taxes		(23	)		157		(183	)
Total provision for income taxes	$	12,000		$	10,345	$	10,427

Schedule of reconciliation of income tax provision

	Year Ended March 31,
	2016			2015			2014
Income taxes at U.S. statutory rates	$	11,399		$	9,729		$	9,940
State income taxes, net of federal tax benefit		675			589			583
Permanent differences		(23	)		(29	)		(35	)
Other		(51	)		56			(61	)
Total provision for income taxes	$	12,000		$	10,345		$	10,427