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Fair Value Measurements (Tables) | 9 Months Ended
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Sep. 30, 2018
Fair Value Disclosures [Abstract] |
Schedule Of Assets And Liabilities Measured At A Fair Value On Recurring Basis | The following tables show the hierarchy for those assets measured at fair value on a recurring basis as of September 30, 2018 and December 31, 2017, respectively:
|  | September 30, 2018 |
Description |  | Level 1 |  |  | Level 2 |  |  | Level 3 |  |  | Total |
Investments related to deferred |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
compensation liabilities (a) |  | $ | 689,000 |  |  | $ | — |  |  | $ | — |  |  | $ | 689,000 |
Deferred compensation liabilities (b) |  | $ | 687,000 |  |  | $ | — |  |  | $ | — |  |  | $ | 687,000 |
Interest rate swaps asset (a) |  | $ | — |  |  | $ | 15,755,000 |  |  | $ | — |  |  | $ | 15,755,000 |
|  | December 31, 2017 |
Description |  | Level 1 |  |  | Level 2 |  |  | Level 3 |  |  | Total |
Investments related to deferred |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
compensation liabilities (a) |  | $ | 552,000 |  |  | $ | — |  |  | $ | — |  |  | $ | 552,000 |
Deferred compensation liabilities (b) |  | $ | 544,000 |  |  | $ | — |  |  | $ | — |  |  | $ | 544,000 |
Interest rate swaps asset (a) |  | $ | — |  |  | $ | 6,394,000 |  |  | $ | — |  |  | $ | 6,394,000 |
Interest rate swaps liability (b) |  | $ | — |  |  | $ | 511,000 |  |  | $ | — |  |  | $ | 511,000 |
(a) Included in other assets and deferred charges, net in the accompanying consolidated balance sheets. |
(b) Included in accounts payable and accrued liabilities in the accompanying consolidated balance sheets. |

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- Definition Tabular disclosure of assets and liabilities, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=99377789&loc=d3e19190-110258 + Details
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