OTHER CURRENT AND NONCURRENT ASSETS: (Tables)

3 Months Ended

Jun. 30, 2018

Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]

Schedule of components of other current assets

Other current assets consist of the following (dollars in thousands): 

	June 30, 2018		March 31, 2018
Prepaid expenses and other	$	25,823	$	27,594
Assets of non-qualified retirement plan	14,344		13,551
Other current assets	$	40,167	$	41,145

Schedule of components of other noncurrent assets

Other noncurrent assets consist of the following (dollars in thousands): 

	June 30, 2018		March 31, 2018
Acquired intangible assets, net	$	31,453	$	33,922
Deferred data acquisition costs	879		1,036
Other miscellaneous noncurrent assets	8,626		6,510
Noncurrent assets	$	40,958	$	41,468