Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurements (Details 2)

v3.7.0.1
Fair Value Measurements (Details 2) - Fair value measurement on a recurring basis
$ in Thousands
Jun. 30, 2017
USD ($)
Assets:  
Interest rate derivatives $ 117
Total assets 4,262
Liabilities:  
Deferred compensation plan liability 4,145
Interest rate derivatives 601
Liabilities 4,746
Mutual funds  
Assets:  
Marketable securities in deferred compensation plan 4,074
Other  
Assets:  
Marketable securities in deferred compensation plan 71
Quoted Prices in Active Markets for Identical Assets (Level 1)  
Assets:  
Total assets 4,145
Quoted Prices in Active Markets for Identical Assets (Level 1) | Mutual funds  
Assets:  
Marketable securities in deferred compensation plan 4,074
Quoted Prices in Active Markets for Identical Assets (Level 1) | Other  
Assets:  
Marketable securities in deferred compensation plan 71
Significant Other Observable Inputs (Level 2)  
Assets:  
Interest rate derivatives 117
Total assets 117
Liabilities:  
Deferred compensation plan liability 4,145
Interest rate derivatives 601
Liabilities 4,746
Corporate Office Properties, L.P.  
Assets:  
Interest rate derivatives 117
Liabilities:  
Interest rate derivatives 601
Corporate Office Properties, L.P. | Significant Other Observable Inputs (Level 2)  
Assets:  
Interest rate derivatives 117
Liabilities:  
Interest rate derivatives $ 601