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SUPPLEMENTAL BALANCE SHEET INFORMATION (Tables)
3 Months Ended
Dec. 31, 2022
SUPPLEMENTAL BALANCE SHEET INFORMATION  
Schedule of supplemental balance sheet information related to trade receivables and contract assets, net

Trade receivables and contract assets, net consisted of the following:

December 31, 

September 30, 

    

2022

    

2022

Trade receivables

$

65,555

$

88,867

Unbilled revenue

 

16,324

 

17,474

Total

81,879

106,341

Less: Allowance for credit losses

 

(7,292)

 

(6,268)

Trade receivables and contract assets, net of allowances for credit losses

$

74,587

$

100,073

Schedule of supplemental balance sheet information related to inventories

Inventories, net consisted of the following:

December 31, 

September 30, 

    

2022

    

2022

Raw materials

$

2,392

$

1,757

Work in progress

 

72

 

186

Finished goods

 

4,762

 

4,933

Research Model Inventory

72,631

68,055

Total

79,857

74,931

Less: Obsolescence reserve

 

(4,218)

 

(3,490)

Inventories, net

$

75,639

$

71,441

Schedule of supplemental balance sheet information related to the composition of prepaid expenses and other current assets

Prepaid expenses and other current assets consisted of the following:

December 31, 

September 30, 

    

2022

    

2022

Advances to suppliers

$

23,249

$

30,292

Income tax receivable

 

770

 

366

Prepaid research models

3,248

3,575

Other

6,655

8,250

Prepaid expenses and other current assets

$

33,922

$

42,483

Schedule of supplemental balance sheet information related to other assets

The composition of other assets is as follows:

December 31, 

September 30, 

    

2022

    

2022

Long-term advances to suppliers

$

2,250

$

2,894

Finance lease right-of-use assets, net

68

79

Debt issuance costs - revolving credit facility

410

1,411

Funded status of defined benefit plan

2,099

1,573

Other

 

1,686

 

1,567

Other assets

$

6,513

$

7,524

Schedule of accrued expenses

Accrued expenses consisted of the following:

December 31, 

September 30, 

    

2022

    

2022

Accrued compensation

$

10,425

$

17,460

Non-income taxes

1,663

1,200

Accrued interest

4,959

5,228

Other

 

11,535

 

11,913

Accrued expenses and other liabilities

$

28,582

$

35,801

Schedule of fees invoiced in advance

The composition of fees invoiced in advance is as follows:

December 31, 

September 30, 

    

2022

    

2022

Customer deposits

$

30,509

$

39,222

Deferred revenue

30,146

29,420

Fees invoiced in advance

$

60,655

$

68,642