Other Income, Net of Expenses (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Other Income, Net of Expenses [Abstract]
Interest income	$ 369	$ 225	$ 938	$ 678
Gain (loss) on investments	17	(27)	215	(96)
Insurance recovery	0	0	0	635
Other	26	(175)	99	319
Total	$ 412	$ 23	$ 1,252	$ 1,536

Amount of realized and unrealized gain (loss) on investment.

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The amount recovered from insurance. These recoveries reduce costs and losses that are reported as a separate line item under operating expenses.

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Amount of interest income earned from interest bearing assets classified as other.

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The aggregate amount of income or expense from ancillary business-related activities (that is to say, excluding major activities considered part of the normal operations of the business).

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Amount of income (expense) related to nonoperating activities, classified as other.

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