Leases

3 Months Ended

Mar. 31, 2020

7. Leases

The Company has lease arrangements for warehouse, fulfillment center, office, and data center spaces. These leases expire at various dates through 2036. Operating lease expense was $36.1 million and $25.6 million in the three months ended March 31, 2020 and 2019, respectively.

The following table presents supplemental cash flow information related to leases:



	Three months ended March 31, 2020		Three months ended March 31, 2019
	(in thousands)
Cash payments included in operating cash flows from lease arrangements	$	34,082	$	24,323
Right-of-use assets obtained in exchange for lease obligations	$	44,946	$	44,764

The following table presents supplemental balance sheet information related to leases:



	March 31, 2020		December 31, 2019
	(in thousands)
Additional lease information
Weighted average remaining lease term	9.5 years		10 years
Weighted average discount rate	6.7	%	6.7	%

The following table presents future minimum lease payments under non-cancellable leases as of March 31, 2020:



	Amount
	(in thousands)
2020 (excluding the three months ended March 31, 2020)	$	111,475
2021	156,596
2022	148,709
2023	144,040
2024	141,591
Thereafter	563,150
Total future minimum lease payments	1,265,561
Less: Imputed interest	(331,528		)
Total	$	934,033

The following table presents total operating leases as of March 31, 2020 and December 31, 2019:



	March 31, 2020		December 31, 2019
	(in thousands)
Balance sheet line item
Other current liabilities	$	95,127	$	91,104
Operating lease liabilities	838,906		822,602
Total operating leases	$	934,033	$	913,706

As of March 31, 2020, the Company has entered into $290.6 million of additional operating leases, primarily related to build-to-suit warehouse leases that have not yet commenced. As the Company does not control the underlying assets during the construction period, the Company is not considered the owner of the construction projects for accounting purposes. These operating leases will commence between 2020 and 2021 with lease terms of 2 to 15 years.