Income Taxes: Schedule of Effective Income Tax Rate Reconciliation (Details)	12 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Mar. 31, 2012
Details
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent	34.00%	34.00%	34.00%
Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Percent	1.50%	1.90%	1.50%
Esop Market Value Adjustment	(0.30%)	0.80%	0.10%
Interest Income On Municipal Securities		(0.20%)	0.10%
Bank Owned Life Insurance	(4.40%)	(7.60%)	0.90%
Valuation Adjustment	(365.90%)	(23.90%)	(72.50%)
Effective Income Tax Rate Reconciliation, Other Adjustments, Percent	(5.90%)	(3.90%)	(0.10%)
Effective Income Tax Rate Reconciliation, Percent	(341.00%)	1.10%	(36.00%)