Real Estate Owned: Schedule of activity in REO (Real Estate Owned) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Mar. 31, 2012
Details
Real Estate Owned, Beginning Balance	$ 15,638	$ 18,731	$ 27,590
Real Estate Owned, Additions	6,564	14,207	7,050
Real Estate Owned, Dispositions	(12,443)	(12,326)	(11,671)
Real Estate Owned, Writedowns	(2,056)	(4,974)	(4,238)
Real Estate Owned, Ending Balance	$ 7,703	$ 15,638	$ 18,731