Debt (Tables)

9 Months Ended

Mar. 31, 2019

The components of debt for the periods indicated were as follows ($000):

	March 31,			June 30,
	2019			2018
0.25% convertible senior notes	$	345,000		$	345,000
Convertible senior notes unamortized discount attributable to cash conversion option and debt issuance costs including initial purchaser discount		(47,042	)		(56,409	)
Term loan, interest at LIBOR, as defined, plus 1.75%		50,000			65,000
Line of credit, interest at LIBOR, as defined, plus 1.75%		155,000			80,000
Credit facility unamortized debt issuance costs		(852	)		(1,126	)
Yen denominated line of credit, interest at LIBOR, as defined, plus 1.75%		2,708			2,714
Note payable assumed in IPI acquisition		3,834			3,834
Total debt		508,648			439,013
Current portion of long-term debt		(23,834	)		(20,000	)
Long-term debt, less current portion	$	484,814		$	419,013

The following tables set forth total interest expense recognized related to the Notes for the three and nine months ended March 31, 2019 and 2018:

	Three Months Ended March 31, 2019		Nine Months Ended March 31, 2019
0.25% contractual coupon	$	216	$	656
Amortization of debt discount and debt issuance costs including initial purchaser discount		3,112		9,367
Interest expense	$	3,328	$	10,023

	Three Months Ended March 31, 2018		Nine Months Ended March 31, 2018
0.25% contractual coupon	$	216	$	513
Amortization of debt discount and debt issuance costs including initial purchaser discount		2,974		7,017
Interest expense	$	3,190	$	7,530

Remaining annual principal payments under the Company’s existing credit obligations from March 31, 2019 were as follows: