Investments (Tables)

6 Months Ended

Mar. 31, 2014

Summary of Investments by Type of Security

The following table summarizes investments by type of security as of March 31, 2014:


	Cost		Gross Unrealized Gains		Gross Unrealized Losses			Fair Market Value
Available-for-sale securities:
Corporate debt securities, short-term	$	18,316,758	$	9,882	$	(2,199	)	$	18,324,441
Corporate debt securities, long-term		—		—		—			—

Total	$	18,316,758	$	9,882	$	(2,199	)	$	18,324,441

The following table summarizes investments by type of security as of September 30, 2013:


	Cost		Gross Unrealized Gains		Gross Unrealized Losses			Fair Market Value
Available-for-sale securities:
Corporate debt securities, short-term	$	5,729,034	$	2,378	$	(540	)	$	5,730,872
Corporate debt securities, long-term		—		—		—			—

Total	$	5,729,034	$	2,378	$	(540	)	$	5,730,872

Summary of Fair Value of Investments Measured on Recurring Basis

Based on the fair value hierarchy, all of the Company’s investments are classified as Level 2, as represented in the following table:


	March 31, 2014		September 30, 2013
Short-term investments:
Corporate debt securities
Financial	$	10,580,551	$	3,411,661
Industrial		2,981,915		1,517,327
Utility		765,634		401,984
Commercial paper
Financial		3,196,318		—
Industrial		—		399,900
Certificate of deposit—financial		800,023		—

Total short-term investments	$	18,324,441	$	5,730,872

- Definition

Tabular disclosure of available-for-sale securities which includes, but is not limited to, changes in the cost basis and fair value, fair value and gross unrealized gain (loss), fair values by type of security, contractual maturity and classification, amortized cost basis, contracts to acquire securities to be accounted for as available-for-sale, debt maturities, transfers to trading, change in net unrealized holding gain (loss) net of tax, continuous unrealized loss position fair value, aggregate losses qualitative disclosures, other than temporary impairment (OTTI) losses or other disclosures related to available for sale securities.

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- Definition

Tabular disclosure of financial instruments measured at fair value, including those classified in shareholders' equity measured on a recurring or nonrecurring basis. Disclosures include, but are not limited to, fair value measurements recorded and the reasons for the measurements, level within the fair value hierarchy in which the fair value measurements are categorized and transfers between levels 1 and 2. Nonrecurring fair value measurements are those that are required or permitted in the statement of financial position in particular circumstances.

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