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DEFERRED CHARGES
12 Months Ended
Jul. 31, 2021
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]  
DEFERRED CHARGES

10. DEFERRED CHARGES:

Deferred charges for the fiscal years ended July 31, 2021 and 2020 consist of the following:

July 31, 2021 July 31, 2020
Gross Gross
Carrying Accumulated Carrying Accumulated
Amount Amortization Amount Amortization
Leasing brokerage commissions       $ 5,266,672       $ 1,579,460       $ 4,204,638       $ 1,281,010
Professional fees for leasing 127,810 75,779 151,704 88,684
Total $ 5,394,482 $ 1,655,239 $ 4,356,342 $ 1,369,694

The aggregate amortization expense for the periods ended July 31, 2021 and July 31, 2020 were $385,967, and $297,887, respectively.

The weighted average life of current year additions to deferred charges was fourteen years.

The estimated aggregate amortization expense for each of the five succeeding fiscal years is as follows:

Year Ended July 31 Amortization
2022       $427,013
2023 $425,017
2024 $394,396
2025 $352,943
2026 $333,292