Debt (Tables)

12 Months Ended

Jun. 30, 2018

Debt Disclosure [Abstract]

Schedule of carrying values of all Credit Facilities and Convertible Notes

The following table presents the carrying value of all Credit Facilities and 3.75% Convertible Notes (in thousands):

	Revolving Credit Facility		3.75% Convertible Notes			Term Loan Facility			Total
Carrying amount of equity conversion component	$	—	$	14,650		$	—		$	14,650
Principal amount	$	23,685	$	85,000		$	40,000		$	148,685
Unamortized debt costs		—		(3,351	)		(1,721	)		(5,072	)
Unamortized debt discount		—		(12,267	)		(269	)		(12,536	)
Net carrying amount	$	23,685	$	69,382		$	38,010		$	131,077

Summary of interest expense on all Credit Facilities and Convertible Notes

A summary of interest expense on the Credit Facilities and Notes is as follows (in thousands):

	Year ended June 30,
	2018		2017		2016
Interest expense related to contractual interest coupon	$	9,953	$	9,465	$	9,411
Interest expense related to amortization of debt discount		3,377		4,052		6,321
Interest expense related to amortization of debt issuance costs		1,629		3,785		1,728
Total	$	14,959	$	17,302	$	17,460