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- Definition

Warrant shares to be issued Potential Warrants to be issued

+ References

No definition available.

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- Definition

Amount due from customers or clients, within one year of the balance sheet date (or the normal operating cycle, whichever is longer), for goods or services (including trade receivables) that have been delivered or sold in the normal course of business, reduced to the estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
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- Definition

Number of warrants or rights outstanding.

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- 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.

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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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- Definition

Amount of expense (income) related to adjustment to fair value of warrant liability.

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Significant Customers (Details) - USD ($) shares in Thousands	3 Months Ended				12 Months Ended
	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014	Oct. 31, 2016	Mar. 08, 2016
Concentration Risk [Line Items]
Accounts receivable	$ 77,247,000				$ 77,247,000	$ 57,986,000
Fair value warrants issued	8.09				8.09				$ 4.89
Fair Value Adjustment of Warrants	$ (15,600,000)	$ (8,800,000)	$ 5,800,000	$ (400,000)	$ (19,100,000)
Warrant shares to be issued	3,800				3,800
Class of Warrant or Right, Outstanding	11,060				11,060			1,280	7,690
DHL [Member] \| Revenues from Leases and Contracted Services [Member] \| Customer Concentration Risk [Member]
Concentration Risk [Line Items]
Percentage of consolidated revenues					34.00%	46.00%	55.00%
DHL [Member] \| Accounts Receivable [Member]
Concentration Risk [Line Items]
Accounts receivable	$ 7,300,000				$ 7,300,000	$ 9,800,000
Amazon [Member] \| Revenues from Leases and Contracted Services [Member] \| Customer Concentration Risk [Member]
Concentration Risk [Line Items]
Percentage of consolidated revenues					29.00%	5.00%
Amazon [Member] \| Accounts Receivable [Member]
Concentration Risk [Line Items]
Accounts receivable	24,600,000				$ 24,600,000	$ 10,500,000
US Military [Member] \| Revenues from Services Performed [Member] \| Customer Concentration Risk [Member]
Concentration Risk [Line Items]
Percentage of consolidated revenues					12.00%	16.00%	16.00%
US Military [Member] \| Accounts Receivable [Member]
Concentration Risk [Line Items]
Accounts receivable	$ 7,000,000				$ 7,000,000	$ 9,700,000