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Prepaid Expenses and Other Assets, Net | 6 Months Ended
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Jun. 30, 2018
Prepaid Expense and Other Assets [Abstract] |
Prepaid Expenses and Other Assets, Net | Prepaid Expenses and Other Assets, Net Prepaid expenses and other assets, net of COPT and subsidiaries consisted of the following (in thousands):
| June 30, 2018 |  | December 31, 2017
Lease incentives, net | $ | 18,376 |  |  | $ | 19,011 |
Prepaid expenses | 12,173 |  |  | 24,670 |
Interest rate derivatives | 9,792 |  |  | 3,073 |
Furniture, fixtures and equipment, net | 6,407 |  |  | 5,256 |
Non-real estate equity investments | 5,076 |  |  | 5,056 |
Marketable securities in deferred compensation plan | 4,194 |  |  | 4,616 |
Construction contract costs incurred in excess of billings | 4,158 |  |  | 4,884 |
Restricted cash | 4,105 |  |  | 2,570 |
Deferred tax asset, net (1) | 1,774 |  |  | 1,892 |
Other assets | 4,808 |  |  | 3,379 |
Prepaid expenses and other assets, net | $ | 70,863 |  |  | $ | 74,407 |
(1) Includes a valuation allowance of $1.4 million.

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