v3.6.0.2

Credit Facility (Details) - USD ($) $ in Thousands	1 Months Ended		12 Months Ended
	Feb. 29, 2016	Aug. 31, 2015	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014	Jan. 31, 2016
Credit Facility
Additional debt issuance costs incurred			$ 124	$ 62	$ 711
Amortization of debt issuance costs
2017			241
2018			216
Amortization of debt issuance costs			$ 457
Line of Credit
Credit Facility
Interest rate percentage			3.30%
Additional debt issuance costs incurred	$ 124	$ 62
Amortization and interest expense capitalized			$ 823	648
Amortization and interest expense recorded			$ 309		$ 34
Line of Credit | Minimum
Credit Facility
Interest rate percentage			3.00%
Line of Credit | Maximum
Credit Facility
Interest rate percentage			3.60%
Line of Credit | LIBOR | Minimum
Credit Facility
Spread on floating interest rate (as a percent)			2.50%
Line of Credit | LIBOR | Maximum
Credit Facility
Spread on floating interest rate (as a percent)			3.50%
Line of Credit | Prime Rate | Minimum
Credit Facility
Spread on floating interest rate (as a percent)			1.50%
Line of Credit | Prime Rate | Maximum
Credit Facility
Spread on floating interest rate (as a percent)			2.50%
Revolving Line of Credit
Credit Facility
Current issued borrowing capacity	$ 69,750		$ 69,750			$ 46,500
Maximum borrowing capacity with an option to increase the available amount upon the satisfaction of certain conditions			86,500
Outstanding balance			$ 15,000	15,000
Revolving Line of Credit | Minimum
Credit Facility
Fee on unused portion of Revolving Line of Credit(as a percent)			0.375%
Revolving Line of Credit | Maximum
Credit Facility
Fee on unused portion of Revolving Line of Credit(as a percent)			0.50%
Term Loan
Credit Facility
Current issued borrowing capacity			$ 3,500
Outstanding balance			$ 1,969	$ 2,625
Term of the debt			4 years
Principal payments of Term Loan
2017			$ 1,094
2018			875
Total			$ 1,969

X

- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

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- Definition

The average effective interest rate during the reporting period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 2
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- Definition

Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

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- Definition

Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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- Definition

Amount of interest capitalized during the period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition

Amount of the cost of borrowed funds accounted for as interest expense for debt.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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-Name Accounting Standards Codification
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X

- Definition

The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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X

- Definition

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.

+ References

No definition available.

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- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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-Name Accounting Standards Codification
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- Definition

The fee, expressed as a percentage of the line of credit facility, for available but unused credit capacity under the credit facility.

+ References

No definition available.

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- Definition

Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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- Definition

Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the second fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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- Definition

The cash outflow paid to third parties in connection with debt origination, which will be amortized over the remaining maturity period of the associated long-term debt.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition

Represents the information about amortization of debt issuance costs.

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Amount of amortization of debt issuance costs (for example, but not limited to, legal, accounting, broker, and regulatory fees) in next twelve months.

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Amount of amortization of debt issuance costs (for example, but not limited to, legal, accounting, broker, and regulatory fees) in second year.

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- Definition

Line Of Credit Facility Contingent Increase To Maximum Borrowing Capacity

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No definition available.

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