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

3 Months Ended

Mar. 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

Components of the change in deferred revenue-entry of right-to-use contracts and deferred commission expense are as follows (amounts in thousands):

	Quarters Ended March 31,
	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	2,797			3,081
Revenue recognized from right-to-use contract upfront payments	(2,024		)	(1,934		)
Right-to-use contract upfront payments, deferred, net	773			1,147
Deferred revenue–upfront payments from right-to-use contracts, as of March 31,	$	74,947		$	69,820
Deferred commission expense, as of January 1,	$	28,589		$	25,251
Deferred commission expense	1,142			1,239
Commission expense recognized	(829		)	(684		)
Net increase in deferred commission expense	313			555
Deferred commission expense, as of March 31,	$	28,902		$	25,806