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The maximum number of common shares permitted to be issued by an entity's charter and bylaws.

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Cash paid for expenses incurred during underwriting activities (the process to review insurance applications, evaluate risks, accept or reject applications, and determine the premiums to be charged) for insurance companies.

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The cash outflow for cost incurred directly with the issuance of an equity security.

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Face amount or stated value per share of preferred stock nonredeemable or redeemable solely at the option of the issuer.

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The maximum number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) permitted to be issued by an entity's charter and bylaws.

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The cash inflow from the issuance of common stock, preferred stock, treasury stock, stock options, and other types of equity.

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Price of a single share of a number of saleable stocks of a company.

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No definition available.

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Number of new stock issued during the period.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

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The Company and Basis of Presentation (IPO and Capital Requirements) (Details) - USD ($) $ / shares in Units, $ in Thousands			12 Months Ended
	Sep. 08, 2016	Aug. 04, 2016	Dec. 31, 2016	Dec. 31, 2015	Aug. 03, 2016
Sale of Stock
Other offering expenses			$ 3,963	$ 205
Common stock, shares authorized			100,000,000	17,674,419	100,000,000
Preferred stock, shares authorized			10,000,000	0	10,000,000
Preferred Stock, Par Value (in dollar per share)			$ 0.001	$ 0.001	$ 0.001
Common Stock, Par Value (in dollar per share)			$ 0.001	$ 0.001	$ 0.001
IPO
Sale of Stock
Issuance of stock (in shares)		3,000,000
Share price (in dollars per share)		$ 10.00
Net proceeds		$ 26,100
Underwriting discounts and commissions	$ 2,100
Other offering expenses	$ 2,100
Overallotment
Sale of Stock
Issuance of stock (in shares)	27,755
Share price (in dollars per share)	$ 10.00