Leases - Balance Sheet Line Items (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2019	Jun. 30, 2020	Mar. 31, 2020	Jun. 30, 2019
Assets
Operating lease assets		$ 13,695		$ 7,446
Finance lease assets		1,846		2,839
Total leased assets		15,541		10,285
Current
Operating		3,200	$ 3,083	3,342
Finance		812		781
Noncurrent
Operating		11,400	$ 11,239	13,945
Finance		2,000		2,812
Total lease liabilities		17,412		20,880
ROU assets derecognized through restructuring	$ 15,700
Finance lease accumulated amortization		$ (3,200)		$ (2,200)
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible List]		us-gaap:OtherAssetsNoncurrent
Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible List]		us-gaap:OtherAssetsNoncurrent
Operating Lease, Liability, Current, Statement of Financial Position [Extensible List]		us-gaap:AccruedLiabilitiesCurrent
Finance Lease, Liability, Current, Statement of Financial Position [Extensible List]		us-gaap:LongTermDebtAndCapitalLeaseObligationsCurrent
Finance Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List]		us-gaap:LongTermDebtAndCapitalLeaseObligations