Lease Liabilities

3 Months Ended

Mar. 31, 2020

Leases [Abstract]

Lease liabilities

Note 7—Leases

We have operating leases related to our office and laboratory space and finance leases for certain laboratory and office equipment, as follows:

	March 31,		December 31,
	2020		2019
	(In thousands)
Assets
Operating lease assets	$	27,081	$	27,082
Finance lease assets, net		2,638		2,973
Total lease assets	$	29,719	$	30,055
Liabilities
Current:
Operating leases	$	2,391	$	2,282
Finance leases		1,206		1,222
Non-current:
Operating leases		30,125		30,772
Finance leases		1,271		1,546
Total lease liabilities	$	34,993	$	35,822

The components of total lease cost are as follows:

	Three Months Ended
	March 31,
	2020		2019
	(In thousands)
Lease cost
Operating lease cost	$	1,509	$	1,031
Finance lease cost:
Amortization		357		290
Interest		89		82
Short-term lease cost		—		138
Variable lease cost		542		486
Sublease income		(293)		(224)
Total lease cost	$	2,204	$	1,803

The supplemental cash flow information related to leases is as follows:

	Three Months Ended
	March 31,
	2020		2019
	(In thousands)
Cash paid for amounts included in the measurement of lease liabilities
Operating cash flows used for operating leases	$	2,136	$	1,647
Operating cash flows used for finance leases	$	89	$	82
Financing cash flows used for finance leases	$	313	$	254

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