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Represents information to the number of customers of the entity which have concentration risk as of balance sheet date.

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No definition available.

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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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For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

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This element represents revenue received, but not recognized for financial reporting purposes, which is anticipated to be recognized for financial reporting purposes within one year of the reporting date or one operating cycle, if longer. Such deferred revenue may consist of and include amounts paid in advance by lessees and purchase price adjustments for leases acquired in a business combination or other transaction.

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This element represents revenue received, but not recognized for financial reporting purposes. Such deferred revenue may consist of and include amounts paid in advance by lessees.

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The designation of funds furnished by a borrower to a lender to assure future payments of the borrower's real estate taxes and insurance obligations with respect to a mortgaged property. Escrow deposits may be made for a variety of other purposes such as earnest money and contingent payments. This element excludes replacement reserves which are an escrow separately provided for within the US GAAP taxonomy.

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Term of the lessor's leasing arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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No definition available.

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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.

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Amount of required minimum rental payments for leases having an initial or remaining non-cancelable letter-terms in excess of one year.

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No definition available.

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Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due 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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Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the fifth 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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Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the fourth 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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Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the third 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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Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due 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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Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due after the fifth 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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Commitment and Contingencies (Details) $ in Thousands			9 Months Ended
Commitment and Contingencies (Details) $ in Thousands	Sep. 30, 2015 USD ($) item	Dec. 31, 2014 item	Sep. 30, 2015 USD ($) item	Sep. 30, 2014 item
Commitments and Contingencies
Lease Term	6 years	6 years
Future minimum lease payments under non-cancelable operating leases
Remainder of 2015	$ 2,104		$ 2,104
2016	8,415		8,415
2017	8,401		8,401
2018	8,239		8,239
2019	7,583		7,583
Thereafter	10,133		10,133
Total future minimum lease payments	44,875		44,875
Cash held in escrow deposit	29,200		29,200
Letter of credit with Silicon Valley Bank	1,000		1,000
Cash received for future services	8,900		8,900
Short term portion of cash received	$ 1,500		$ 1,500
Accounts receivable. \| Credit risk \| Customers
Customer Concentration
Number of customers \| item	3	4	3
Concentration risk (as a percent)	46.60%	69.90%
Accounts receivable. \| Credit risk \| Customer one
Customer Concentration
Concentration risk (as a percent)	18.50%	30.20%
Accounts receivable. \| Credit risk \| Customer two
Customer Concentration
Concentration risk (as a percent)	16.10%	16.00%
Accounts receivable. \| Credit risk \| Customer three
Customer Concentration
Concentration risk (as a percent)	12.00%	13.40%
Accounts receivable. \| Credit risk \| Customer four
Customer Concentration
Concentration risk (as a percent)		10.30%
Revenues. \| Credit risk \| Customers
Customer Concentration
Number of customers \| item	1		1	2
Concentration risk (as a percent)			56.70%	36.60%
Revenues. \| Credit risk \| Customer one
Customer Concentration
Concentration risk (as a percent)				24.90%
Revenues. \| Credit risk \| Customer two
Customer Concentration
Concentration risk (as a percent)				11.70%