Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014
Cash Flows From Operating Activities
Net income	$ 34,473	$ 36,512
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	81,047	58,752
Amortization of deferred finance costs and debt premiums and discount	1,609	1,171
Amortization of acquired above- and below-market leases, net	(9,867)	(3,912)
Amortization of acquired below-market ground leases	3,916	852
Straight-lining of rental revenue	(9,724)	(23,559)
Equity based compensation	2,924	1,969
Increase (decrease) in cash flows due to changes in operating assets and liabilities:
Restricted cash	(2,840)	(2,195)
Tenant and other receivables	7,314	(1,067)
Deferred leasing costs	(21,845)	(4,221)
Prepaid expenses and other assets	647	(4,251)
Accounts payable and accrued expenses	(1,408)	(11,073)
Deferred revenue and other liabilities	(9,163)	(2,846)
Net cash provided by operating activities	77,083	46,132
Cash Flows From Investing Activities
Decrease (increase) in restricted cash for investing activities	(706)	5,098
Development costs	(346)	0
Additions to building and improvements	(62,066)	(50,405)
Net cash used in investing activities	(63,118)	(45,307)
Cash Flows From Financing Activities
Repayment of mortgage notes payable	(140,974)	(7,954)
Proceeds from unsecured revolving credit facility	615,000	0
Repayments of unsecured revolving credit facility	(330,000)	0
Proceeds from term loan and credit facility	0	40,000
Repayments of term loan and credit facility	(470,000)	(10,000)
Proceeds from senior unsecured notes	350,000	0
Deferred financing costs	(3,554)	0
Private perpetual preferred unit distributions	(468)	0
Dividends paid to common stockholders	(19,068)	(16,251)
Distributions paid to non-controlling interests in the operating partnership	(26,412)	(25,572)
Net cash used in financing activities	(25,476)	(19,777)
Net decrease in cash and cash equivalents	(11,511)	(18,952)
Cash and cash equivalents—beginning of period	45,732	60,743
Cash and cash equivalents—end of period	34,221	41,791
Supplemental disclosures of cash flow information:
Cash paid for interest	30,946	27,758
Cash paid for income taxes	2,709	1,594
Non-cash investing and financing activities:
Building and improvements included in accounts payable and accrued expenses	43,722	20,156
Conversion of operating partnership units and Class B shares to Class A shares	$ 28,656	$ 0