|3 Months Ended|
Jun. 30, 2018
7. Intangible Assets
Intangible assets consisted of the following as of June 30, 2018 and March 31, 2018 (in thousands):
Amortization expense for the intangible assets was $0.1 million during the first quarter of each of Fiscal 2019 and 2018, respectively.
Expected future amortization expense of intangible assets as of June 30, 2018 is as follows (in thousands):
The manufacturing license provides the Company with the ability to manufacture recuperator cores previously purchased from Solar Turbines Incorporated (“Solar”). The Company is required to pay a per-unit royalty fee over a seventeen-year period for cores manufactured and sold by the Company using the technology. Royalties of approximately $7,100 and $6,500 were earned by Solar for the first quarter of Fiscal 2019 and 2018, respectively. Earned royalties of approximately $7,100 and $8,000 were unpaid as of June 30, 2018 and March 31, 2018, respectively, and are included in accounts payable and accrued expenses in the accompanying condensed consolidated balance sheets.
The entire disclosure for all or part of the information related to intangible assets.
Reference 1: http://www.xbrl.org/2003/role/presentationRef