Subsequent Event - Additional Information (Details) - Subsequent Event - USD ($)	Aug. 05, 2015	Aug. 03, 2015
Subsequent Event [Line Items]
Credit facility maximum borrowing capacity	$ 75,000,000
IBM Credit LLC | Supplies Distributors
Subsequent Event [Line Items]
Maximum financing receivable capacity through agreement thereafter		$ 13,000,000
Elimination of minimum shareholders’ equity required to maintain		$ 18,000,000
Revolving Loan Facility
Subsequent Event [Line Items]
Credit facility borrowed amount	30,000,000
Credit facility maximum borrowing capacity	$ 35,000,000
Credit facility maturity period	5 years
Credit facility collateral pledge percentage	65.00%
Term Loan Facility
Subsequent Event [Line Items]
Credit facility borrowed amount	$ 10,000,000
Credit facility maximum borrowing capacity	20,000,000
Cross View, Inc.
Subsequent Event [Line Items]
Consideration paid	$ 30,700,000
Consideration paid through common stock	553,223
Consideration paid through common stock, value	$ 7,200,000
Earn-out payments, minimum	0
Earn-out payments, maximum	$ 18,000,000
Cross View, Inc. | Restricted Shares | 2015 Earn-out Payments
Subsequent Event [Line Items]
Percentage of common stock Issuable	20.00%
Cross View, Inc. | Restricted Shares | 2016 Earn-out Payments
Subsequent Event [Line Items]
Percentage of common stock Issuable	15.00%
Cross View, Inc. | Restricted Shares | 2017 Earn-out Payments
Subsequent Event [Line Items]
Percentage of common stock Issuable	15.00%