Income Taxes - Schedule of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	Feb. 28, 2018	Feb. 28, 2017
Deferred income tax assets:
Employee related items	$ 4,532	$ 6,839
Inventories	816	1,286
Accrued warranty	432	715
Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Allowance for Doubtful Accounts	299	261
Net operating loss carry forward	5,067	4,011
Total deferred income tax assets	11,146	13,112
Deferred Tax Assets, Valuation Allowance	(1,558)	(648)
Deferred Tax Assets, Net of Valuation Allowance	9,588	12,464
Deferred income tax liabilities:
Depreciation methods and property basis differences	(17,955)	(27,913)
Deferred Tax Liabilities, Goodwill and Intangible Assets	(24,537)	(37,950)
Total deferred income tax liabilities	(42,492)	(65,863)
Net deferred income tax liabilities	$ (32,904)	$ (53,399)