Deferred Revenue-Right-to-use contracts and Deferred commission expense

6 Months Ended

Jun. 30, 2016

Deferred Revenue Disclosure [Abstract]

Deferred Revenue-entry of right-to-use contracts and Deferred Commission Expense

As of June 30, 2016 and 2015, the components of the change in deferred revenue-entry of right-to-use contracts and deferred commission expense are as follows (amounts in thousands):



	Six Months Ended June 30,
	2016			2015
Deferred revenue–upfront payments from right-to-use contracts, as of January 1,	$	78,405		$	74,174
Right-to-use contracts current period, gross	5,618			6,375
Revenue recognized from right-to-use contract upfront payments	(4,518		)	(4,147		)
Right-to-use contract upfront payments, deferred, net	1,100			2,228
Deferred revenue–upfront payments from right-to-use contracts, as of June 30,	$	79,505		$	76,402

Deferred commission expense, as of January 1,	$	30,865		$	28,589
Deferred commission expense	2,238			3,067
Commission expense recognized	(2,019		)	(1,696		)
Net increase in deferred commission expense	219			1,371
Deferred commission expense, as of June 30,	$	31,084		$	29,960