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Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jun. 30, 2021 | Jun. 30, 2020 | Jun. 30, 2021 | Jun. 30, 2020 | Dec. 31, 2020
Cash flows from operating activities: |  |  |  |  |
Net income (loss) | $ 96,832 | $ 19,574 | $ 178,457 | $ (5,209) |
Adjustments to reconcile net income to net cash provided by operating activities: |  |  |  |  |
Depreciation and amortization |  |  | 151,476 | 174,353 |
Amortization of deferred loan costs and debt premiums |  |  | 3,479 | 5,237 |
(Accretion) and amortization of above and below market lease intangibles, net |  |  | (11,174) | (22,456) |
Stock-based compensation, net of capitalization |  |  | 5,894 | 7,217 |
Equity in income of investments in real estate partnerships | (435) | (2,824) | (12,101) | (14,242) |
Gain on sale of real estate, net of tax |  |  | (31,479) | (45,453) |
Provision for impairment of real estate | 135 | 230 | 135 | 1,014 |
Goodwill impairment |  |  |  | 132,128 |
Distribution of earnings from investments in real estate partnerships |  |  | 36,545 | 18,655 |
Settlement of derivative instruments |  |  | (2,472) |  |
Deferred compensation expense |  |  | 2,856 | (441) |
Realized and unrealized (gain) loss on investments |  |  | (3,606) | 599 |
Changes in assets and liabilities: |  |  |  |  |
Tenant and other receivables |  |  | 12,711 | (24,111) |
Deferred leasing costs |  |  | (4,884) | (3,732) |
Other assets |  |  | (8,490) | (8,499) |
Accounts payable and other liabilities |  |  | 7,168 | 10,982 |
Tenants’ security, escrow deposits and prepaid rent |  |  | 772 | (8,623) |
Net cash provided by operating activities |  |  | 325,287 | 217,419 |
Cash flows from investing activities: |  |  |  |  |
Acquisition of operating real estate |  |  |  | (16,867) |
Advance deposits refunded on acquisition of operating real estate |  |  | 500 | 100 |
Real estate development and capital improvements |  |  | (72,735) | (107,852) |
Proceeds from sale of real estate investments |  |  | 107,577 | 115,614 |
Issuance of notes receivable |  |  | (20) | (440) |
Investments in real estate partnerships |  |  | (21,382) | (42,088) |
Return of capital from investments in real estate partnerships |  |  | 58,699 | 23,235 |
Dividends on investment securities |  |  | 67 | 140 |
Acquisition of investment securities |  |  | (14,065) | (7,062) |
Proceeds from sale of investment securities |  |  | 14,393 | 7,094 |
Net cash provided by (used in) investing activities |  |  | 73,034 | (28,126) |
Cash flows from financing activities: |  |  |  |  |
Net proceeds from common stock issuance |  |  |  | 125,616 |
Repurchase of common shares in conjunction with equity award plans |  |  | (4,017) | (5,405) |
Proceeds from sale of treasury stock |  |  | 96 | 62 |
Distributions to limited partners in consolidated partnerships, net |  |  | (1,989) | (1,644) |
Distributions to exchangeable operating partnership unit holders |  |  | (907) | (910) |
Dividends paid to common stockholders |  |  | (201,233) | (199,971) |
Proceeds from issuance of fixed rate unsecured notes, net |  |  |  | 598,830 |
Proceeds from unsecured credit facilities |  |  |  | 610,000 |
Repayment of unsecured credit facilities |  |  | (265,000) | (830,000) |
Repayment of notes payable |  |  | (3,962) | (3,891) |
Scheduled principal payments |  |  | (5,678) | (5,128) |
Payment of loan costs |  |  | (7,468) | (5,056) |
Net cash (used in) provided by financing activities |  |  | (490,158) | 282,503 |
Net (decrease) increase in cash and cash equivalents and restricted cash |  |  | (91,837) | 471,796 |
Cash and cash equivalents and restricted cash at beginning of the period |  |  | 378,450 | 115,562 | $ 115,562
Cash and cash equivalents and restricted cash at end of the period | 286,613 | 587,358 | 286,613 | 587,358 | 378,450
Supplemental disclosure of cash flow information: |  |  |  |  |
Cash paid for interest (net of capitalized interest of $1,865 and $2,449 in 2021 and 2020, respectively) |  |  | 70,112 | 72,013 |
Cash paid for income taxes, net of refunds |  |  | 314 | 576 |
Supplemental disclosure of non-cash transactions: |  |  |  |  |
Acquisition of real estate previously held within investments in real estate partnerships |  |  |  | 5,986 |
Mortgage loan assumed with the acquisition of real estate |  |  |  | 16,359 |
Common stock issued for partnership units exchanged |  |  | 99 |  |
Issuance of exchangeable operating partnership units |  |  |  | 1,275 |
Change in accrued capital expenditures |  |  | 6,947 | 2,965 |
Common stock issued under dividend reinvestment plan | 392 | 377 | 768 | 756 |
Stock-based compensation capitalized |  |  | 424 | 604 |
Common stock and exchangeable operating partnership dividends declared but not paid |  |  | 101,520 |  |
Common stock issued for dividend reinvestment in trust |  |  | 552 | 540 |
Contribution of stock awards into trust |  |  | 1,416 | 1,352 |
Distribution of stock held in trust |  |  | 415 | 441 |
Change in fair value of securities |  |  | 272 | 326 |
Partnership Interest [Member] |  |  |  |  |
Cash flows from operating activities: |  |  |  |  |
Net income (loss) | 96,832 | 19,574 | 178,457 | (5,209) |
Adjustments to reconcile net income to net cash provided by operating activities: |  |  |  |  |
Depreciation and amortization |  |  | 151,476 | 174,353 |
Amortization of deferred loan costs and debt premiums |  |  | 3,479 | 5,237 |
(Accretion) and amortization of above and below market lease intangibles, net |  |  | (11,174) | (22,456) |
Stock-based compensation, net of capitalization |  |  | 5,894 | 7,217 |
Equity in income of investments in real estate partnerships | (435) | (2,824) | (12,101) | (14,242) |
Gain on sale of real estate, net of tax |  |  | (31,479) | (45,453) |
Provision for impairment of real estate | 135 | 230 | 135 | 1,014 |
Goodwill impairment |  |  |  | 132,128 |
Distribution of earnings from investments in real estate partnerships |  |  | 36,545 | 18,655 |
Settlement of derivative instruments |  |  | (2,472) |  |
Deferred compensation expense |  |  | 2,856 | (441) |
Realized and unrealized (gain) loss on investments |  |  | (3,606) | 599 |
Changes in assets and liabilities: |  |  |  |  |
Tenant and other receivables |  |  | 12,711 | (24,111) |
Deferred leasing costs |  |  | (4,884) | (3,732) |
Other assets |  |  | (8,490) | (8,499) |
Accounts payable and other liabilities |  |  | 7,168 | 10,982 |
Tenants’ security, escrow deposits and prepaid rent |  |  | 772 | (8,623) |
Net cash provided by operating activities |  |  | 325,287 | 217,419 |
Cash flows from investing activities: |  |  |  |  |
Acquisition of operating real estate |  |  |  | (16,867) |
Advance deposits refunded on acquisition of operating real estate |  |  | 500 | 100 |
Real estate development and capital improvements |  |  | (72,735) | (107,852) |
Proceeds from sale of real estate investments |  |  | 107,577 | 115,614 |
Issuance of notes receivable |  |  | (20) | (440) |
Investments in real estate partnerships |  |  | (21,382) | (42,088) |
Return of capital from investments in real estate partnerships |  |  | 58,699 | 23,235 |
Dividends on investment securities |  |  | 67 | 140 |
Acquisition of investment securities |  |  | (14,065) | (7,062) |
Proceeds from sale of investment securities |  |  | 14,393 | 7,094 |
Net cash provided by (used in) investing activities |  |  | 73,034 | (28,126) |
Cash flows from financing activities: |  |  |  |  |
Net proceeds from common stock issuance |  |  |  | 125,616 |
Repurchase of common shares in conjunction with equity award plans |  |  | (4,017) | (5,405) |
Proceeds from sale of treasury stock |  |  | 96 | 62 |
Distributions to limited partners in consolidated partnerships, net |  |  | (1,989) | (1,644) |
Dividends paid to common stockholders |  |  | (202,140) | (200,881) |
Proceeds from issuance of fixed rate unsecured notes, net |  |  |  | 598,830 |
Proceeds from unsecured credit facilities |  |  |  | 610,000 |
Repayment of unsecured credit facilities |  |  | (265,000) | (830,000) |
Repayment of notes payable |  |  | (3,962) | (3,891) |
Scheduled principal payments |  |  | (5,678) | (5,128) |
Payment of loan costs |  |  | (7,468) | (5,056) |
Net cash (used in) provided by financing activities |  |  | (490,158) | 282,503 |
Net (decrease) increase in cash and cash equivalents and restricted cash |  |  | (91,837) | 471,796 |
Cash and cash equivalents and restricted cash at beginning of the period |  |  | 378,450 | 115,562 | 115,562
Cash and cash equivalents and restricted cash at end of the period | $ 286,613 | $ 587,358 | 286,613 | 587,358 | $ 378,450
Supplemental disclosure of cash flow information: |  |  |  |  |
Cash paid for interest (net of capitalized interest of $1,865 and $2,449 in 2021 and 2020, respectively) |  |  | 70,112 | 72,013 |
Cash paid for income taxes, net of refunds |  |  | 314 | 576 |
Supplemental disclosure of non-cash transactions: |  |  |  |  |
Acquisition of real estate previously held within investments in real estate partnerships |  |  |  | 5,986 |
Mortgage loan assumed with the acquisition of real estate |  |  |  | 16,359 |
Issuance of exchangeable operating partnership units |  |  |  | 1,275 |
Change in accrued capital expenditures |  |  | 6,947 | 2,965 |
Common stock issued under dividend reinvestment plan |  |  | 768 | 756 |
Stock-based compensation capitalized |  |  | 424 | 604 |
Common stock and exchangeable operating partnership dividends declared but not paid |  |  | 101,520 |  |
Common stock issued for dividend reinvestment in trust |  |  | 552 | 540 |
Contribution of stock awards into trust |  |  | 1,416 | 1,352 |
Distribution of stock held in trust |  |  | 415 | 441 |
Change in fair value of securities |  |  | 272 | $ 326 |
Common unit exchanged for common stock of Parent Company |  |  | $ 99 |  |

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- Definition The amount of cash paid during the current period to foreign, federal, state, and local authorities as taxes on income, net of any cash received during the current period as refunds for the overpayment of taxes. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=121583591&loc=d3e4297-108586 + Details
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- Definition The increase (decrease) during the reporting period in the amount due from customers for the credit sale of goods and services; includes accounts receivable and other types of receivables. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585 + Details
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- Definition The increase (decrease) during the reporting period in the aggregate amount of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585 + Details
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- Definition The increase (decrease) during the reporting period in the book value of deferred leasing fees. Amortization of these fees over the terms of the leases reduces deferred leasing fees. Originating new leases increases the balance of deferred leasing fees. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585 + Details
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- Definition Amount of increase (decrease) in prepaid expenses, and assets classified as other. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585 + Details
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- Definition The increase (decrease) during the reporting period in security deposits. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585 + Details
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- Definition Amount of cash paid for interest, excluding capitalized interest, classified as operating activity. Includes, but is not limited to, payment to settle zero-coupon bond for accreted interest of debt discount and debt instrument with insignificant coupon interest rate in relation to effective interest rate of borrowing attributable to accreted interest of debt discount. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=121583591&loc=d3e4297-108586 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 17 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3367-108585 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 25 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3536-108585 + Details
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- Definition Amount of cash inflow (outflow) from financing activities, including discontinued operations. Financing activity cash flows include obtaining resources from owners and providing them with a return on, and a return of, their investment; borrowing money and repaying amounts borrowed, or settling the obligation; and obtaining and paying for other resources obtained from creditors on long-term credit. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 24 -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3521-108585 + Details
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- Definition Amount of cash inflow (outflow) from investing activities, including discontinued operations. Investing activity cash flows include making and collecting loans and acquiring and disposing of debt or equity instruments and property, plant, and equipment and other productive assets. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 24 -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3521-108585 + Details
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- Definition Amount of cash inflow (outflow) from operating activities, including discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 25 -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3536-108585 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 24 -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3521-108585 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585 + Details
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- Definition The amount of debt that an Entity assumes in acquiring a business or in consideration for an asset received in a noncash (or part noncash) acquisition. Noncash is defined as transactions during a period that affect recognized assets or liabilities but that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=121583591&loc=d3e4304-108586 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=121583591&loc=d3e4313-108586 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=121583591&loc=d3e4332-108586 + Details
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- Definition The amount of investments that an Entity acquires in a noncash (or part noncash) acquisition. Noncash is defined as information about all investing and financing activities of an enterprise during a period that affect recognized assets or liabilities but that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=121583591&loc=d3e4332-108586 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=121583591&loc=d3e4304-108586 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=121583591&loc=d3e4313-108586 + Details
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- Definition Net cash outflow or inflow from the amount given in advance to show intention to complete the acquisition piece of land, anything permanently fixed to it, including buildings, structures on it, and so forth. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 3 -Subparagraph (SX 210.12-04(a)) -URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e24072-122690 + Details
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- Definition Net cash outflow or inflow from limited partnership investments held by the entity for investment purposes. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 3 -Subparagraph (SX 210.12-04(a)) -URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e24072-122690 + Details
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- Definition The net amount paid or received by the reporting entity associated with purchase (sale or collection) of loans receivable arising from the financing of goods and services. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 9 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3098-108585 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3095-108585 + Details
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- Definition Amount of cash outflow in the form of ordinary dividends to common shareholders of the parent entity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3291-108585 + Details
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- Definition Amount of cash outflow in the form of ordinary dividends provided by the non-wholly owned subsidiary to noncontrolling interests. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3291-108585 + Details
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- Definition The cash outflow for loan origination associated cost which is usually collected through escrow. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3291-108585 + Details
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- Definition Amount of cash outflow to satisfy grantee's tax withholding obligation for award under share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3291-108585 + Details
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- Definition Amount of cash outflow for purchase of marketable security. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=121553693&loc=d3e26853-111562 + Details
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- Definition The cash outflow from the purchase of ownership in a partnership, the purpose of which is to construct, sell, hold or invest in real estate. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3213-108585 + Details
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- Definition The cash outflow from the acquisition of a piece of land, anything permanently fixed to it, including buildings, structures on it and so forth; includes real estate intended to generate income for the owner; excludes real estate acquired for use by the owner. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3213-108585 + Details
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- Definition Amount of distribution received from equity method investee for return of investment, classified as investing activities. Excludes distribution for return on investment, classified as operating activities. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 21D -URI http://asc.fasb.org/extlink&oid=121586364&loc=SL94080555-108585 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3179-108585 + Details
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- Definition The cash inflow from the issuance of long-term debt that is not secured by collateral. Excludes proceeds from tax exempt unsecured debt. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3255-108585 + Details
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