Leases (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Leases [Abstract]
Extended lease term	5 years
Operating lease expense	$ 11,200
Operating rent expense		$ 13,500	$ 12,100
Cash paid for operating leases	9,900
Right-of-use assets in exchange for operating lease obligations	7,100
Operating Lease, Liability, Noncurrent	$ 9,900
Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List]	us-gaap:OtherLiabilitiesNoncurrent
Weighted average remaining operating lease term	3 years 7 months 6 days
Weighted average discount rate for operating leases	4.50%
Maturities of Operating Lease Liabilities [Abstract]
2020	$ 8,429
2021	4,969
2022	2,641
2023	1,582
2024	1,187
Thereafter	1,517
Total lease payments	20,325
Less imputed interest	(1,470)
Present value of lease liabilities	18,855
Assets Held for Sale [Member]
Leases [Abstract]
Right-of-use assets	$ 1,800
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible List]	us-gaap:AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent
Other Assets [Member]
Leases [Abstract]
Right-of-use assets	$ 16,800
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible List]	us-gaap:OtherAssetsNoncurrent
Liabilities Held for Sale [Member]
Leases [Abstract]
Operating Lease, Liability, Current	$ 1,800
Operating Lease, Liability, Current, Statement of Financial Position [Extensible List]	us-gaap:LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent
Other Accrued Expenses [Member]
Leases [Abstract]
Operating Lease, Liability, Current	$ 7,200
Operating Lease, Liability, Current, Statement of Financial Position [Extensible List]	us-gaap:OtherAccruedLiabilitiesCurrent