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v3.7.0.1

Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands | 6 Months Ended
--- | ---
Jun. 30, 2017 | Jun. 30, 2016
Cash Flows From Operating Activities |  |
Net income | $ 50,504 | $ 41,345
Adjustments to reconcile net income to net cash provided by operating activities: |  |
Depreciation and amortization | 81,378 | 77,775
Amortization of deferred financing costs and debt premiums and discount | 487 | 293
Amortization of acquired above- and below-market leases, net | (2,548) | (5,075)
Amortization of acquired below-market ground leases | 3,916 | 3,916
Straight-lining of rental revenue | (13,396) | (11,876)
Equity based compensation | 6,967 | 4,646
Unrealized loss from derivative financial instruments | (6,003) | 0
Increase (decrease) in cash flows due to changes in operating assets and liabilities: |  |
Restricted cash | (2,423) | 337
Tenant and other receivables | (1,452) | 4,261
Deferred leasing costs | (12,766) | (10,528)
Prepaid expenses and other assets | (1,489) | 2,566
Accounts payable and accrued expenses | (10,909) | (7,239)
Deferred revenue and other liabilities | (4,832) | (8,369)
Net cash provided by operating activities | 87,434 | 92,052
Cash Flows From Investing Activities |  |
Decrease (increase) in restricted cash for investing activities | (1,587) | 5,077
Development costs | (27) | (450)
Additions to building and improvements | (103,614) | (78,656)
Net cash used in investing activities | (105,228) | (74,029)
Cash Flows From Financing Activities |  |
Proceeds from mortgage notes payable | 315,000 | 50,000
Repayment of mortgage notes payable | (342,703) | (26,215)
Proceeds from unsecured revolving credit facility | 0 | 40,000
Repayments of unsecured revolving credit facility | 0 | (40,000)
Deferred financing costs | (4,508) | (1,366)
Distributions | (63,408) | (51,673)
Net cash used in financing activities | (95,619) | (29,254)
Net decrease in cash and cash equivalents | (113,413) | (11,231)
Cash and cash equivalents—beginning of period | 554,371 | 46,685
Cash and cash equivalents—end of period | 440,958 | 35,454
Supplemental disclosures of cash flow information: |  |
Cash paid for interest | 35,751 | 34,034
Cash paid for income taxes | 3,014 | 2,058
Non-cash investing and financing activities: |  |
Building and improvements included in accounts payable and accrued expenses | 72,363 | 59,504
Derivative instruments at fair values included in accounts payable and accrued expenses | 11,947 | 30,235
Conversion of limited partners' operating partnership units to ESRT partner's capital | $ 9,134 | $ 15,201

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- Definition The net change in the difference between the fair value and the carrying value, or in the comparative fair values, of derivative instruments, including options, swaps, futures, and forward contracts, held at each balance sheet date, that was included in earnings for the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3602-108585 + Details
Name: | us-gaap_UnrealizedGainLossOnDerivatives
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration