New Accounting Pronouncements Leases (Tables)

3 Months Ended

Mar. 31, 2019

Leases [Abstract]

Operating Lease, Lease Income [Table Text Block]

All revenues related to lease and lease-related services are included in, and comprise substantially all of, the caption "Rental and Related Revenue" on the Consolidated Statements of Operations and Comprehensive Income. The components of Rental and Related Revenue are as follows (in thousands):

	March 31, 2019
Rental revenue - fixed payments	$	156,674
Rental revenue - variable payments (1)	53,291
Rental and related revenue	$	209,965

(1) Primarily includes tenant recoveries for real estate taxes, insurance and common area maintenance

Schedule of Future Minimum Payments Receivable [Table Text Block]

The future minimum rents due to us under non-cancelable operating leases are as follows (in thousands):

Year	March 31, 2019		December 31, 2018
2019	$	463,579	$	600,385
2020	604,917		586,609
2021	548,979		529,961
2022	480,747		463,462
2023	411,773		397,150
Thereafter	1,637,200		1,582,598
	$	4,147,195	$	4,160,165

Lessee, Operating Lease, Liability, Maturity [Table Text Block]

The following table summarizes the future operating lease payments (in thousands) to be made under our non-cancellable lease arrangements:

Year	March 31, 2019			December 31, 2018
2019	$	4,618		$	6,487
2020	7,594			7,594
2021	2,987			2,987
2022	2,255			2,255
2023	1,949			1,949
Thereafter	85,523			85,523
Total undiscounted operating lease payments	$	104,926		$	106,795
Less: imputed interest	(60,454		)
Present value of operating lease payments	$	44,472