Annual report pursuant to Section 13 and 15(d)

Fair Value Measurements (Details 2)

v3.19.3.a.u2
Fair Value Measurements (Details 2) - USD ($)
$ in Thousands
Dec. 31, 2019
Dec. 31, 2018
Assets:    
Marketable securities in deferred compensation plan $ 3,060 $ 3,868
Fair value measurement on a recurring basis    
Assets:    
Interest rate derivatives 23 5,617
Total assets 3,083 9,485
Liabilities:    
Deferred compensation plan liability 3,060 3,868
Interest rate derivatives 25,682 5,459
Total liabilities 28,742 9,327
Fair value measurement on a recurring basis | Mutual funds    
Assets:    
Marketable securities in deferred compensation plan 3,035 3,819
Fair value measurement on a recurring basis | Other    
Assets:    
Marketable securities in deferred compensation plan 25 49
Fair value measurement on a recurring basis | Quoted Prices in Active Markets for Identical Assets (Level 1)    
Assets:    
Interest rate derivatives 0 0
Total assets 3,060 3,868
Liabilities:    
Deferred compensation plan liability 0 0
Interest rate derivatives 0 0
Total liabilities 0 0
Fair value measurement on a recurring basis | Quoted Prices in Active Markets for Identical Assets (Level 1) | Mutual funds    
Assets:    
Marketable securities in deferred compensation plan 3,035 3,819
Fair value measurement on a recurring basis | Quoted Prices in Active Markets for Identical Assets (Level 1) | Other    
Assets:    
Marketable securities in deferred compensation plan 25 49
Fair value measurement on a recurring basis | Significant Other Observable Inputs(Level 2)    
Assets:    
Interest rate derivatives 23 5,617
Total assets 23 5,617
Liabilities:    
Deferred compensation plan liability 3,060 3,868
Interest rate derivatives 25,682 5,459
Total liabilities 28,742 9,327
Fair value measurement on a recurring basis | Significant Other Observable Inputs(Level 2) | Mutual funds    
Assets:    
Marketable securities in deferred compensation plan 0 0
Fair value measurement on a recurring basis | Significant Other Observable Inputs(Level 2) | Other    
Assets:    
Marketable securities in deferred compensation plan 0 0
Fair value measurement on a recurring basis | Significant Unobservable Inputs (Level 3)    
Assets:    
Interest rate derivatives 0 0
Total assets 0 0
Liabilities:    
Deferred compensation plan liability 0 0
Interest rate derivatives 0 0
Total liabilities 0 0
Fair value measurement on a recurring basis | Significant Unobservable Inputs (Level 3) | Mutual funds    
Assets:    
Marketable securities in deferred compensation plan 0 0
Fair value measurement on a recurring basis | Significant Unobservable Inputs (Level 3) | Other    
Assets:    
Marketable securities in deferred compensation plan 0 0
Corporate Office Properties, L.P | Fair value measurement on a recurring basis    
Assets:    
Interest rate derivatives 23 5,617
Liabilities:    
Interest rate derivatives 25,682 5,459
Corporate Office Properties, L.P | Fair value measurement on a recurring basis | Quoted Prices in Active Markets for Identical Assets (Level 1)    
Assets:    
Interest rate derivatives 0 0
Liabilities:    
Interest rate derivatives 0 0
Corporate Office Properties, L.P | Fair value measurement on a recurring basis | Significant Other Observable Inputs(Level 2)    
Assets:    
Interest rate derivatives 23 5,617
Liabilities:    
Interest rate derivatives 25,682 5,459
Corporate Office Properties, L.P | Fair value measurement on a recurring basis | Significant Unobservable Inputs (Level 3)    
Assets:    
Interest rate derivatives 0 0
Liabilities:    
Interest rate derivatives $ 0 $ 0