Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Net income	$ 28	$ 574	$ 17,028
Other comprehensive income (loss) before tax:
Changes in unrealized gains (losses)	1,245	(612)	(99)
Reclassification adjustments included in net income	28	67
Net change	1,273	(545)	(99)
Cash flow hedges:
Changes in unrealized gains (losses)	440	(431)	183
Reclassification adjustments included in net income	(307)	354	(189)
Net change	133	(77)	(6)
Other comprehensive income (loss) before tax	1,406	(622)	(105)
Income tax expense (benefit) related to components of other comprehensive income (loss)	198	(94)	(16)
Other comprehensive income (loss), net of taxes	1,208	(528)	(89)
Comprehensive income	$ 1,236	$ 46	$ 16,939