Leases (Tables)

6 Months Ended

Jun. 30, 2019

Leases [Abstract]

Lease, Cost

The following table includes our expenses and payments for operating leases for the three and six months ended June 30, 2019:

(Dollars in thousands)	Three Months Ended	Six Months Ended
	June 30, 2019	June 30, 2019
Operating leases expense	775	1,493
Short-term leases expense	43	82
Payments on operating lease obligations	760	1,524

The following table includes information regarding the lease term and discount rates utilized in the calculation of the present value of net future minimum lease payments:

	Finance Leases	Operating Leases
Weighted Average Remaining Lease Term	2.0 years	2.7 years
Weighted Average Discount Rate	2.55%	6.09%

Assets and Liabilities Balance Related to Finance and Operating Leases

As of June 30, 2019 and December 31, 2018, our assets and liabilities balances related to finance and operating leases were as follows:

(Dollars in thousands)	Location in Statements of Financial Position	June 30, 2019		December 31, 2018
Finance lease right-of-use assets	Property, plant and equipment, net	$	6,529	$	6,750
Operating lease right-of-use assets	Other long-term assets	$	6,285	$	—
Finance lease obligations, current portion	Other accrued liabilities	$	420	$	420
Finance lease obligations, non-current portion	Other long-term liabilities	$	4,394	$	4,629
Total finance lease obligations		$	4,814	$	5,049
Operating lease obligations, current portion	Other accrued liabilities	$	2,594	$	—
Operating lease obligations, non-current portion	Other long-term liabilities	$	3,710	$	—
Total operating lease obligations		$	6,304	$	—

Finance Lease, Liability, Maturity

The following table includes future minimum lease payments under finance and operating leases together with the present value of the net future minimum lease payments as of June 30, 2019:

(Dollars in thousands)	Finance			Operating
	Leases			Leases Signed			Less: Leases Not Yet Commenced		Leases
2019	$	278		$	1,478		$	—	$	1,478
2020	521			2,713			—		2,713
2021	4,238			1,589			—		1,589
2022	—			822			—		822
2023	—			229			—		229
Thereafter	—			30			—		30
Total Lease Payments	5,037			6,861			—		6,861
Less: Interest	(223		)	(557		)	—		(557		)
Present Value of Net Future Minimum Lease Payments	$	4,814		$	6,304		$	—	$	6,304

Operating Lease, Liability, Maturity

The following table includes future minimum lease payments under finance and operating leases together with the present value of the net future minimum lease payments as of June 30, 2019:

(Dollars in thousands)	Finance			Operating
	Leases			Leases Signed			Less: Leases Not Yet Commenced		Leases
2019	$	278		$	1,478		$	—	$	1,478
2020	521			2,713			—		2,713
2021	4,238			1,589			—		1,589
2022	—			822			—		822
2023	—			229			—		229
Thereafter	—			30			—		30
Total Lease Payments	5,037			6,861			—		6,861
Less: Interest	(223		)	(557		)	—		(557		)
Present Value of Net Future Minimum Lease Payments	$	4,814		$	6,304		$	—	$	6,304