Leases

9 Months Ended

Sep. 30, 2019

The following table is a summary of the Company’s operating lease costs for the three and nine months ended September 30, 2019 (in thousands):



	For the Three Months Ended September 30, 2019								For the Nine Months Ended September 30, 2019
	Real Estate Arrangements			Co-location Arrangements		Total			Real Estate Arrangements			Co-location Arrangements		Total
Operating lease cost	$	14,517		$	23,142	$	37,659		$	43,506		$	70,082	$	113,588
Short-term lease cost	26			3,509		3,535			231			10,697		10,928
Variable lease cost	3,617			7,053		10,670			10,655			16,769		27,424
Sublease income	(839		)	—		(839		)	(2,791		)	—		(2,791		)
Total operating lease costs	$	17,321		$	33,704	$	51,025		$	51,601		$	97,548	$	149,149

Lease costs for real estate arrangements are included in general and administrative expenses in the consolidated statements of income. Lease costs for co-location arrangements are primarily included in cost of revenue.

At September 30, 2019, the real estate arrangements weighted average remaining lease term and weighted average discount rate for operating leases were 10.0 years and 4.1%, respectively. At September 30, 2019, the co-location arrangements weighted average remaining lease term and weighted average discount rate for operating leases were 3.3 years and 2.3%, respectively.

Maturities of operating lease liabilities as of September 30, 2019 were as follows (in thousands):



	Real Estate Arrangements		Co-location Arrangements
Remainder of 2019	$	10,975	$	27,688
2020	49,206		29,454
2021	45,094		9,789
2022	41,090		5,767
2023	39,245		3,944
Thereafter	200,317		10,158
Total lease payments	385,927		86,800
Less: imputed interest	84,087		4,931
Total lease liabilities	$	301,840	$	81,869

As of September 30, 2019, the Company has additional operating leases, primarily for real estate facilities, that have not yet commenced of $553.0 million. The majority of these operating leases will commence in late 2019 and have a term of 15 years.

The minimum aggregate future obligations under non-cancelable operating leases, including real estate and co-location arrangements, and bandwidth commitments as of December 31, 2018 were as follows (in thousands):



	Real Estate Arrangements		Bandwidth and Co-location Arrangements
2019	$	54,561	$	138,777
2020	78,683		24,420
2021	75,991		8,463
2022	72,579		5,233
2023	70,101		2,156
Thereafter	599,339		3,709
Total	$	951,254	$	182,758