Debt (Tables)

12 Months Ended

Mar. 31, 2014

Debt Disclosure [Abstract]

Summary of Debt

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

	March 31,
	2014			2013
10.5% Senior Notes, net of premium of $3,144 and $3,773 as of March 31, 2014 and 2013, respectively	$	358,144		$	358,773
Advanced payment from OEM, net of discount of $323 and $1,056 as of March 31, 2014 and 2013, respectively	20,095			22,944
Revolving line of credit	18,449			—
Other	1,901			1,783
Total debt	398,589			383,500
Current maturities, net of discount of $278 and $440 as of March 31, 2014 and 2013, respectively	(7,297		)	(10,793		)
Total long-term debt	$	391,292		$	372,707

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 2014, 2013 and 2012, respectively, is as follows (amounts in thousands):

	Fiscal Years Ended March 31,
	2014		2013			2012
Contractual interest expense	$	37,366	$	37,193		$	24,967
Amortization of debt issuance costs	1,704		1,704			1,081
Amortization of debt (premium) discount	105		(183		)	1,742
Imputed interest on acquisition related obligations	1,787		2,617			777
Total interest expense	$	40,962	$	41,331		$	28,567

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,
	2015		2016		2017		2018		2019
10.5% Senior Notes	$	—	$	—	$	—	$	—	$	355,000
Advanced payment from OEM	6,266		14,152		—		—		—
Revolving line of credit	—		18,449		—		—		—
Other	1,309		592		—		—		—
	$	7,575	$	33,193	$	—	$	—	$	355,000