Real Estate Charges

3 Months Ended

Mar. 31, 2017

Restructuring and Related Activities [Abstract]

Since 2010, in connection with our workforce reductions and in an effort to reduce our global real estate footprint, we have implemented a global office space consolidation. As a result, we have sub-leased over one million square feet of office space. The activity in the liability account relating to our global space consolidation initiatives for the following periods is as follows:



	Three Months Ended March 31, 2017			Twelve Months Ended December 31, 2016
	(in thousands)

Balance as of beginning of period	$	112,932		$	123,912
Expense (credit) incurred	(2		)	12,248
Deferred rent	—			4,930
Payments made	(7,318		)	(32,988		)
Interest accretion	1,045			4,830
Balance as of end of period	$	106,657		$	112,932