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Consolidated Statements of Cash Flows (Unaudited) (USD $) In Thousands, unless otherwise specified | 3 Months Ended
--- | ---
Mar. 31, 2013 | Mar. 31, 2012
CASH FLOWS FROM OPERATING ACTIVITIES: |  |
Net income | $ 39,885 | $ 36,551
Adjustments to reconcile net income to net cash provided by operating activities: |  |
Depreciation and amortization | 71,662 | 63,273
Net amortization of deferred finance costs and debt premiums | 1,586 | 2,071
Net amortization of intangible lease assets and liabilities | (314) | 272
Gain on sales of real estate assets | (543) | (587)
Gain on sale of discontinued operations | (781) | (911)
Write-off of development projects | 2 | (124)
Share-based compensation expense | 1,464 | 1,275
Loss on impairment of real estate from discontinued operations | 0 | 293
Equity in earnings of unconsolidated affiliates | (2,619) | (1,266)
Distributions of earnings from unconsolidated affiliates | 4,465 | 3,167
Provision for doubtful accounts | 698 | 668
Change in deferred tax accounts | 2,661 | 2,823
Changes in: |  |
Tenant and other receivables | 102 | 8,236
Other assets | 0 | 756
Accounts payable and accrued liabilities | (50,763) | (24,675)
Net cash provided by operating activities | 67,505 | 91,822
CASH FLOWS FROM INVESTING ACTIVITIES: |  |
Additions to real estate assets | (42,567) | (42,862)
Reductions to restricted cash | 1,697 | 15,067
Proceeds from sales of real estate assets | 44,328 | 35,547
Payments received on mortgage and other notes receivable | 3,630 | 599
Proceeds from sales of available-for-sale securities | (11,002) |
Additional investments in and advances to unconsolidated affiliates | (20,588) | (3,908)
Distributions in excess of equity in earnings of unconsolidated affiliates | 4,343 | 3,741
Changes in other assets | (1,816) | (746)
Net cash provided by investing activities | 29 | 7,438
CASH FLOWS FROM FINANCING ACTIVITIES: |  |
Proceeds from mortgage and other indebtedness | 247,209 | 581,791
Principal payments on mortgage and other indebtedness | (307,697) | (611,382)
Additions to deferred financing costs | (651) | (1,105)
Proceeds from issuances of common stock | 43,869 | 42
Proceeds from exercises of stock options | 0 | 1,334
Purchase of noncontrolling interest in the Operating Partnership | 0 | (6,359)
Contributions from noncontrolling interests | 0 | 285
Distributions to noncontrolling interests | (15,224) | (16,539)
Dividends paid to holders of preferred stock | (11,223) | (10,594)
Dividends paid to common shareholders | (35,485) | (31,156)
Net cash used in financing activities | (79,202) | (93,683)
NET CHANGE IN CASH AND CASH EQUIVALENTS | (11,668) | 5,577
CASH AND CASH EQUIVALENTS, beginning of period | 78,248 | 56,092
CASH AND CASH EQUIVALENTS, end of period | 66,580 | 61,669
SUPPLEMENTAL INFORMATION: |  |
Cash paid for interest, net of amounts capitalized | $ 57,775 | $ 57,054

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