Available for Sale Securities - Summary of Debt Securities with Unrealized Losses (Details)	Mar. 31, 2017 USD ($)
Schedule Of Available For Sale Securities [Line Items]
Under 1 Year, Fair Value	$ 1,302,320
Under 1 Year, Gross Unrealized Losses	(178)
1 to 2 Years, Fair Value	1,308,508
1 to 2 Years, Gross Unrealized Losses	(558)
Total, Fair Value	2,610,828
Total, Gross Unrealized Losses	(736)
U.S. Treasury Securities
Schedule Of Available For Sale Securities [Line Items]
Under 1 Year, Fair Value	1,302,320
Under 1 Year, Gross Unrealized Losses	(178)
Total, Fair Value	1,302,320
Total, Gross Unrealized Losses	(178)
Corporate Debt Securities
Schedule Of Available For Sale Securities [Line Items]
1 to 2 Years, Fair Value	1,308,508
1 to 2 Years, Gross Unrealized Losses	(558)
Total, Fair Value	1,308,508
Total, Gross Unrealized Losses	$ (558)

Amount of accumulated unrealized loss on investments in debt and equity securities classified as available-for-sale that have been in a continuous loss position for twelve months or longer.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 6
-Subparagraph (a)(2)
-URI http://asc.fasb.org/extlink&oid=73527792&loc=d3e27290-111563

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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Amount of accumulated unrealized loss on investments in debt and equity securities classified as available-for-sale in a continuous loss position.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
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-URI http://asc.fasb.org/extlink&oid=73527792&loc=d3e27337-111563

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This item represents the aggregate fair value of investments in debt and equity securities in an unrealized loss position which are categorized neither as held-to-maturity nor trading securities.

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