FAIR VALUE OF FINANCIAL INSTRUMENTS
The following tables summarize the Company’s financial instruments’ adjusted cost, gross unrealized gains and losses, and fair value by significant investment category as of June 30, 2022 and 2021 (in thousands):

June 30, 2022
Adjusted CostGross Unrealized GainsGross Unrealized LossesFair ValueCash and Cash Equivalents (1)Short-Term InvestmentsLong-Term Investments
Level 1
Corporate Securities901 — (474)427 — 427 — 
Total$901 $— $(474)$427 $— $427 $— 
(1) Cash and cash equivalents on the consolidated balance sheets includes securities that have a maturity of three months or less at the date of purchase. The carrying amount approximates fair value, primarily due to the short maturity of cash equivalent instruments.
June 30, 2021
Adjusted CostGross Unrealized GainsGross Unrealized LossesFair ValueCash and Cash Equivalents (1)Short-Term InvestmentsLong-Term Investments
Level 1
Money market funds$83 $— $— $83 $83 $— $— 
Subtotal$83 $— $— $83 $83 $— $— 
Level 2
Corporate securities2,354 — 2,355 — 1,320 1,035 
Subtotal$2,354 $$— $2,355 $— $1,320 $1,035 
Total$2,437 $$— $2,438 $83 $1,320 $1,035 
(1) Cash and cash equivalents on the consolidated balance sheets includes securities that have a maturity of three months or less at the date of purchase. The carrying amount approximates fair value, primarily due to the short maturity of cash equivalent instruments.

During fiscal year end June 30, 2022, the Company reclassified realized net gains of $0.03 million to earnings from accumulated other comprehensive income. During fiscal year end June 30, 2021, the Company did not recognize any net gains or losses from accumulated other comprehensive income related to realized gains or losses.

During fiscal years ended June 30, 2022 and June 30, 2021, interest income on the Company's investments securities was immaterial.
The Company had no material continuous unrealized loss position from marketable securities as of June 30, 2022 and 2021.

Based on evaluation of securities that have been in a continuous loss position, we did not recognize any other-than-temporary impairment charges during fiscal year end June 30, 2022 and 2021.

The following table represents the adjusted costs and fair value of cash equivalents and investments by contractual maturity as of June 30, 2022 (in thousands):
Available-For-Sale
Adjusted CostFair Value
Due within 1 year901 427 
Total$901 $427 

For certain of the Company’s financial instruments, other than those presented in the disclosures above, including cash, accounts receivable, accounts payable and other current liabilities, the carrying amounts approximate fair value due to their short maturities.

As of June 30, 2022 and 2021 the Company had an outstanding loan associated with its credit facilities, which are carried at historical cost. The fair value of the Company’s debt disclosed below was estimated based on the current rates offered to the Company for debt with similar terms and remaining maturities and was a Level 2 measurement. As of June 30, 2022 and 2021, the fair value of the Company’s debt carried at historical cost was $788.8 million and $493.8 million, respectively.

Historical Timeline

Fiscal YearFiled
2022Aug 26, 2022Showing above
2021Aug 27, 2021
2020Aug 21, 2020
2019Aug 21, 2019
2018Aug 24, 2018
2017Aug 25, 2017
2016Aug 22, 2016

About Fair Value Disclosures

Fair value disclosures classify all assets and liabilities measured at fair value into a three-level hierarchy: Level 1 (quoted market prices), Level 2 (observable inputs like yield curves), and Level 3 (unobservable inputs requiring management estimates). The proportion of Level 3 assets directly reflects how much of the balance sheet depends on internal models rather than market evidence.

Key signals: a growing Level 3 balance relative to total fair-value assets increases valuation uncertainty and earnings volatility risk. Watch for transfers between levels — assets moving from Level 2 to Level 3 often signal deteriorating market liquidity. Unrealized gains and losses on Level 3 positions flow through earnings or other comprehensive income, so large swings deserve scrutiny. For financial institutions, examine the sensitivity disclosures that show how Level 3 valuations change under alternative assumptions. Compare the fair value of debt against its carrying amount to gauge hidden leverage.