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Schedule II Valuation and qualifying accounts
12 Months Ended
Dec. 31, 2019
Schedule II Valuation and qualifying accounts:  
Schedule II Valuation and qualifying accounts:

Schedule II

Franklin Street Properties Corp.

Valuation and qualifying accounts:

    

    

    

Additions

    

    

    

    

 

(Decreases)

 

Balance at

charged to

Balance

 

(in thousands)

beginning

costs and

at end

 

Classification

of year

expenses

Deductions

of year

 

Allowance for doubtful accounts

2017

$

100

$

178

$

(28)

$

250

2018

 

250

 

128

 

(178)

 

200

2019

 

200

 

213

 

(113)

 

300

Straight-line rent allowance for doubtful accounts

2017

$

50

$

$

$

50

2018

 

50

 

 

 

50

2019

 

50

 

 

 

50