Income Taxes - Schedule of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	Feb. 28, 2017	Feb. 29, 2016
Deferred income tax assets:
Employee related items	$ 6,839	$ 5,652
Inventories	1,286	1,106
Accrued warranty	715	1,008
Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Allowance for Doubtful Accounts	261	173
Net operating loss carry forward	4,011	2,903
Total deferred income tax assets	13,112	10,842
Deferred Tax Assets, Valuation Allowance	(648)	(648)
Deferred Tax Assets, Net of Valuation Allowance	12,464	10,194
Deferred income tax liabilities:
Depreciation methods and property basis differences	(27,913)	(31,008)
Deferred Tax Liabilities, Goodwill and Intangible Assets	(35,852)	(28,946)
Total deferred income tax liabilities	(63,765)	(59,954)
Net deferred income tax liabilities	(51,301)	$ (49,760)
Excess of the amount for financial reporting over the tax basis of investments in foreign subsidiaries	$ 24,800