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CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME      
Net income $ 3,977 $ 13,493 $ 4,030
Change in unrealized losses on marketable securities, net of tax:      
Gain on marketable securities recognized in OCI 32 12 17
Other comprehensive income related to unrealized loss on marketable securities available-for-sale 32 12 17
Change in unrealized gains (losses) on cash flow hedges:      
Gain (loss) on derivatives recognized in OCI 535 (489) 1,739
Loss (gain) on derivatives (effective portion) recognized in income (291) 245 (1,597)
Other comprehensive income (loss), related to unrealized gains (losses) on cash flow hedges 244 (244) 142
Other comprehensive income (loss) 276 (232) 159
Total comprehensive income $ 4,253 $ 13,261 $ 4,189