To record the purchase of the bonds, debit the short-term investment - bonds and credit cash. To record the receipt of interest, debit cash and credit interest revenue. To record the adjustment for the change in fair value, debit unrealized holding gain - short-term investment and credit fair value adjustment - other comprehensive income.
To record the purchase of the bonds:
Date: January 1, 2021
- Debit: Short-term investment - Bonds $46 million
- Credit: Cash $46 million
To record the receipt of interest on June 30, 2021:
Date: June 30, 2021
- Debit: Cash $1.8 million (6% x $60 million)
- Credit: Interest revenue $1.8 million
To record the receipt of interest on December 31, 2021:
Date: December 31, 2021
- Debit: Cash $1.8 million (6% x $60 million)
- Credit: Interest revenue $1.8 million
To record the adjustment for the change in fair value:
Date: December 31, 2021
- Debit: Unrealized holding gain - Short-term investment $4 million (Fair value $50 million - Cost $46 million)
- Credit: Fair value adjustment - Other comprehensive income $4 million