• Filing Date: 2020-03-06
  • Form Type: 10-K
  • Description: Annual report
Long-Term Debt (3.75% Promissory Note) - Additional Information (Detail) - 3.75% Promissory Note [Member]
$ in Thousands
12 Months Ended
Dec. 31, 2019
USD ($)
Debt Instrument [Line Items]  
Fixed annual interest rate 3.75%
Debt instrument, payment frequency description monthly
Number of installment payments 240
Debt instrument periodic payment $ 53
Debt instruments, payment terms description The promissory note may be repaid in full after September 1, 2017 as long as the Company provides at least 60 days’ written notice and pays a prepayment premium as specified in the loan agreement. In addition, the lender may require full payment of the outstanding principal and unpaid interest on September 1, 2031 provided a written notice of its intention to call the note is given at least six months in advance.
Outstanding principal and interest payment due date Sep. 01, 2031