pre_text: Note 3: Debt The line item “Interest expense” on the Consolidated Statements of Operations for the fiscal years 2019, 2018 and 2017, respectively, is as follows (amounts in thousands):
table: Fiscal Years Ended March 31,
table: 2019 2018 2017
table: Contractual interest expense $19,471 $30,323 $38,825
table: Capitalized interest (232) (141) (154)
table: Amortization of debt issuance costs 334 511 1,390
table: Amortization of debt (premium) discount 1,481 1,843 (788)
table: Imputed interest on acquisition related obligations 57 113 159
table: Interest expense on capital leases 128 233 323
table: Total interest expense $21,239 $32,882 $39,755
question: Analyse this data from a financial earnings document. What was the change in the Amortization of debt issuance costs between 2017 and 2018?