Interest expense

6 Months Ended

Jun. 30, 2017

Other Income and Expenses [Abstract]

Interest expense

Interest expense

The balances in interest expense are as follows:

	Three months ended			Six months ended
	June 30, 2017		June 30, 2016	June 30, 2017		June 30, 2016
	$’000		$’000	$’000		$’000
Interest expense on long-term debt and obligations under capital lease	7,302		6,788	14,209		13,448
Interest on legal settlements	(192	)	156	(143	)	298
Amortization of debt issuance costs and discount on secured term loan	757		732	1,477		1,440
Total interest expense	7,867		7,676	15,543		15,186