Deferred Revenue-Right-to-use contracts and Deferred Commission Expense

12 Months Ended

Dec. 31, 2015

Deferred Revenue Disclosure [Abstract]

Deferred Revenue-entry Of Right-to-Use Contracts And Deferred Commission Expense

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

As of December 31, 2015 and 2014, the components of the change in deferred revenue-entry of right-to-use contracts and deferred commission expense are as follows (amounts in thousands):

	2015			2014
Deferred revenue—upfront payments from right-to-use contracts, as of January 1,	$	74,174		$	68,673
Right-to-use contracts current period, gross	12,783			13,892
Revenue recognized from right-to-use contract upfront payments	(8,552		)	(8,391		)
Right-to-use contract upfront payments, deferred, net	4,231			5,501
Deferred revenue—upfront payments from right-to-use contracts, as of December 31,	$	78,405		$	74,174
Deferred commission expense, as of January 1,	$	28,589		$	25,251
Deferred commission expense	5,871			6,272
Commission expense recognized	(3,595		)	(2,934		)
Net increase in deferred commission expense	2,276			3,338
Deferred commission expense, as of December 31,	$	30,865		$	28,589