Consolidated Statements of Comprehensive Income (Unaudited) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Net income	$ 10,556,000	$ 13,923,000	$ 17,624,000	$ 25,335,000
Other comprehensive income (loss), net of tax:
Amortization of actuarial losses, net of taxes of ($9) and ($43) for the three months ended June 30, 2019 and 2018, respectively and of ($19) and ($84) for the six months ended June 30, 2019 and 2018, respectively.	22,000	90,000	44,000	181,000
Amortization of prior service credits, net of taxes of $6 and $3 for the three months ended June 30, 2019 and 2018, respectively and of $13 and $6 for the six months ended June 30, 2019 and 2018, respectively.	(14,000)	(6,000)	(29,000)	(13,000)
Net unrealized gains (losses) on securities, net of taxes of ($2,796) and $1,388 for three months ended June 30, 2019 and 2018, respectively and of ($5,320) and $4,443 for six months ended June 30, 2019 and 2018, respectively.	6,204,000	(3,014,000)	11,824,000	(9,654,000)
Reclassification adjustment for net losses included in income, net of taxes of ($5) for the three and six months ended June 30, 2019.	10,000	0	10,000	0
Net unrealized (losses) gains on cash flow hedges, net of taxes of $2,844 and ($961) for the three months ended June 30, 2019 and 2018, respectively and of $4,419 and ($3,565) for the six months ended June 30, 2019 and 2018, respectively.	(6,331,000)	2,085,000	(9,836,000)	7,746,000
Change in fair value of liabilities related to instrument-specific credit risk, net of taxes of ($16) and ($6) for the three months ended June 30, 2019 and 2018, respectively and of $(55) and ($6) for six months ended June 30, 2019 and 2018, respectively.	35,000	13,000	123,000	13,000
Total other comprehensive income (loss), net of tax	(74,000)	(832,000)	2,136,000	(1,727,000)
Comprehensive income	$ 10,482,000	$ 13,091,000	$ 19,760,000	$ 23,608,000