Accrued expenses (Tables)

6 Months Ended

Jun. 30, 2017

Accrued expenses

Schedule of the components of accrued expenses

	As of		As of
	June 30,		December 31,
	2017		2016
Bonus	$	68,757	$	611,228
Deferred revenue(*)		823,137		881,715
Deferred incentive(**)		462,809		1,087,591
Other(***)		2,740,798		2,773,201
Total accrued expenses	$	4,095,501	$	5,353,735

(*)Current deferred revenue will be recognized as revenue ratably over the next 12 months.  As of June 30, 2017, included in the balance sheet classification “Other long-term liabilities” is the non-current portion of deferred revenue in the amount of $0.4 million. The long-term portion of deferred revenue balance as of December 31, 2016 was approximately $0.7 million.

(**)As of June 30, 2017 and December 31, 2016, the Company recorded approximately $0.5 million and $1.1 million, respectively, in short-term incentives in relation to future obligations under contracts. As of December 31, 2016, included in the balance sheet classification “Other long-term liabilities” is the non‑current portion of these incentives of approximately $0.1 million.    

(***)As of June 30, 2017 and December 31, 2016, included in “other” were third party referral commissions of approximately $1.0 million and $0.6 million, respectively. No other amount included in “Other” exceeded 10% of total current liabilities.