Leases - Maturity Prior to Adoption (Details) $ in Thousands	Dec. 31, 2018 USD ($)
Operating leases
2019	$ 5,366
2020	5,279
2021	4,147
2022	2,729
2023	1,698
Thereafter	2,647
Total minimum lease payments	21,866
Finance leases
2019	132
2020	126
2021	47
2022	0
2023	0
Thereafter	0
Total minimum lease payments	305
Less amount representing interest, rates 5.22% to 5.99%	(21)
Obligations under capital leases	$ 284
Minimum
Capital Leased Assets [Line Items]
Capital leases, future minimum payments, interest rate	5.22%
Maximum
Capital Leased Assets [Line Items]
Capital leases, future minimum payments, interest rate	5.99%

Capital Leases, Future Minimum Payments, Interest Rate

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Amount of minimum lease payments for capital leases.

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Amount of minimum lease payments for capital leases due in the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of minimum lease payments for capital leases due in the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of minimum lease payments for capital leases due in the fourth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of minimum lease payments for capital leases due in the third fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of minimum lease payments for capital leases due in the second fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of minimum lease payments for capital leases due after the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount necessary to reduce net minimum lease payments to present value for capital leases.

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Present value of minimum lease payments for capital leases net of executory costs, including amounts paid by the lessee to the lessor for insurance, maintenance and taxes.

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Amount of required minimum rental payments for leases having an initial or remaining non-cancelable letter-terms in excess of one year.

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