Stock-Based Compensation (Details) - USD ($) $ in Thousands		3 Months Ended	6 Months Ended
		Sep. 30, 2015	Sep. 30, 2015
Net Option Exercises (shares withheld in payment of exercise price and related withholding taxes):
Number of shares withheld		0	28,916
Value of shares withheld		$ 0	$ 1,982
2011 Incentive Plan [Member] | Restricted Stock Units (RSUs) [Member]
Restricted Stock Unit (“RSU”) grants:
Units granted from 2011 Incentive Plan (in shares)		14,167	32,120
Compensation information related to RSUs granted in period:
Total fair market value, recognized over vesting period		$ 868	$ 2,091
Total expected expense to be recognized in Fiscal 2016		530	633
Expense recognized as a component of operating expenses		326	354
Expense capitalized in property and equipment, net	[1]	$ 27	$ 31
RSUs vesting in period:
RSUs vesting in period (in shares)		16,547	62,259
Shares withheld in payment for taxes associated with vested RSUs (in shares)		6,306	27,511
2011 Incentive Plan [Member] | Restricted Stock Units (RSUs) [Member] | Minimum [Member]
Restricted Stock Unit (“RSU”) grants:
Vesting period, in years		3 months	3 months
2011 Incentive Plan [Member] | Restricted Stock Units (RSUs) [Member] | Maximum [Member]
Restricted Stock Unit (“RSU”) grants:
Vesting period, in years		5 years	10 years
Director [Member] | 2011 Incentive Plan [Member] | Deferred Stock Unit (DSU) [Member]
Restricted Stock Unit (“RSU”) grants:
Vesting period, in years		1 year	1 year
DSU grants:
Units granted from 2011 Incentive Plan to non-executive directors (in shares)		19,546	19,546
Compensation information related to DSUs granted in period (in thousands):
Total fair market value, recognized over vesting period		$ 975	$ 975
Total expected expense to be recognized in Fiscal 2016		621	621
Expense recognized as a component of operating expenses		$ 89	$ 89

[1] Amounts capitalized in accordance with our policies related to Capitalized software as described in Note 2 of Notes to Consolidated Financial Statements in the Form 10-K.