Equity Investments (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended	9 Months Ended
Nov. 30, 2013	Nov. 30, 2012	Nov. 30, 2013	Nov. 30, 2012	Feb. 28, 2013
Note 10. Equity Investments [Abstract]
Equity Method Investment, Ownership Percentage	50.00%		50.00%		50.00%
Equity in income of equity investees	$ 1,520	$ 1,180	$ 4,772	$ 3,730
Equity Method Investment, Summarized Financial Information, Current Assets	41,676		41,676		34,409
Equity Method Investment, Summarized Financial Information, Noncurrent Assets	5,136		5,136		4,980
Equity Method Investment, Summarized Financial Information, Current Liabilities	6,634		6,634		4,353
Equity Method Investment Summarized Financial Information, Equity	40,178		40,178		35,036
Equity Method Investment, Summarized Financial Information, Revenue			71,504	67,066
Equity Method Investment, Summarized Financial Information, Gross Profit (Loss)			21,942	19,343
Equity Method Investment, Summarized Financial Information, Operating Income (Loss)			9,503	7,434
Equity Method Investment, Summarized Financial Information, Net Income (Loss)			$ 9,544	$ 7,460

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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-Publisher FASB

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The amount of current assets reported by an equity method investment of the entity.

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The amount of current liabilities reported by an equity method investment of the entity.

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Amount of equity, including noncontrolling interest, reported by an equity method investment of the entity.

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The amount of gross profit (loss) reported by an equity method investment of the entity.

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The amount of net income (loss) reported by an equity method investment of the entity.

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The amount of noncurrent assets reported by an equity method investment of the entity.

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The amount of revenue from sale of goods and services reduced by sales returns, allowances, and discounts reported by an equity method investment of the entity.

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No definition available.

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This item represents the entity's proportionate share for the period of the net income (loss) of its investee (such as unconsolidated subsidiaries and joint ventures) to which the equity method of accounting is applied. This item includes income or expense related to stock-based compensation based on the investor's grant of stock to employees of an equity method investee.

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The amount of operating income (loss) reported by an equity method investment of the entity.

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