Debt (Tables)

12 Months Ended

Mar. 31, 2015

Debt Disclosure [Abstract]

Summary of Debt

A summary of debt is as follows (amounts in thousands):

	March 31,
	2015			2014
10.5% Senior Notes, net of premium of $2,461 and $3,144 as of March 31, 2015 and 2014, respectively	$	357,461		$	358,144
Advanced payment from OEM, net of discount of $323 as of March 31, 2014	—			20,095
Revolving line of credit	33,448			18,449
Other	462			1,901
Total debt	391,371			398,589
Current maturities, net of discount of $278 as of March 31, 2014	(962		)	(7,297		)
Total long-term debt	$	390,409		$	391,292

Schedule of Cash and Non-cash components of Interest Expense

The line item "Interest expense" on the Consolidated Statements of Operations for the fiscal years 2015, 2014 and 2013, respectively, is as follows (amounts in thousands):

	Fiscal Years Ended March 31,
	2015			2014		2013
Contractual interest expense	$	38,716		$	37,366	$	37,193
Amortization of debt issuance costs	1,467			1,704		1,704
Amortization of debt (premium) discount	(407		)	105		(183		)
Imputed interest on acquisition related obligations	754			1,787		2,617
Interest expense on capital leases	171			—		—
Total interest expense	$	40,701		$	40,962	$	41,331

Schedule of the Company's annual maturities of debt

The following table highlights the Company's annual cash maturities of debt (amounts in thousands):

	Annual Maturities of Debt Fiscal Years Ended March 31,
	2016		2017		2018		2019		2020
10.5% Senior Notes	$	—	$	—	$	—	$	355,000	$	—
Revolving line of credit	500		—		—		—		32,948
Other	462		—		—		—		—
	$	962	$	—	$	—	$	355,000	$	32,948