Property and Equipment - Summary (Details) - USD ($) $ in Thousands	Mar. 31, 2017	Mar. 31, 2016
Property, Plant and Equipment [Line Items]
Cost	$ 3,928	$ 3,752
Accumulated Depreciation	2,744	2,462
Net Book Value	1,184	1,290
Automobiles
Property, Plant and Equipment [Line Items]
Cost	712	623
Accumulated Depreciation	459	413
Net Book Value	253	210
Equipment
Property, Plant and Equipment [Line Items]
Cost	1,476	1,473
Accumulated Depreciation	851	664
Net Book Value	625	809
Furniture and fixtures
Property, Plant and Equipment [Line Items]
Cost	546	512
Accumulated Depreciation	427	408
Net Book Value	119	104
Leasehold improvements
Property, Plant and Equipment [Line Items]
Cost	1,194	1,144
Accumulated Depreciation	1,007	977
Net Book Value	$ 187	$ 167