LONG-TERM DEBT:

6 Months Ended

Sep. 30, 2018

Debt Disclosure [Abstract]

LONG-TERM DEBT:

LONG-TERM DEBT:

Long-term debt consists of the following (dollars in thousands): 

	September 30, 2018		March 31,2018
Revolving credit borrowings	$	230,000	$	230,000
Other debt	—		3,293
Total long-term debt	230,000		233,293
Less current installments	—		1,583
Less deferred debt financing costs	3,693		3,873
Long-term debt, excluding current installments and deferred debt financing costs	$	226,307	$	227,837

The revolving loan borrowings under the Company's Sixth Amended and Restated Credit Agreement (the "restated credit agreement") bear interest at LIBOR or at an alternative base rate ("ABR") plus a credit spread. The weighted-average interest rate on revolving credit borrowings at September 30, 2018 was the ABR rate of 5.75%.  There were no material outstanding letters of credit at September 30, 2018 or March 31, 2018.