Condensed Consolidated Balance Sheets (Unaudited) - USD ($)	Mar. 31, 2020	Sep. 30, 2019
Current assets
Cash and equivalents	$ 2,809,591	$ 1,769,994
Restricted cash	1,254,353	1,088,091
Short-term investments	14,439	412,730
Accounts receivables, net	6,527,413	6,458,984
Accounts receivables - related party	227,109	227,019
Notes receivable - short-term	1,713,371	1,713,371
Inventory -net of allowance for inventory obsolescence	5,646,435	5,207,155
Prepaid expenses and other assets	1,979,774	2,000,265
Total current assets	20,172,485	18,877,609
Property and equipment, net	19,688,546	16,776,552
Right-of-use assets	1,023,234
Goodwill	4,370,894	4,370,894
Notes receivable - long-term	1,586,918	1,586,918
Deferred tax asset	2,098,711	2,282,867
Other	1,332,418	497,857
Total Assets	50,273,206	44,392,697
Current liabilities
Accounts payable	3,183,746	4,236,945
Short-term liabilities	5,160,060	6,817,534
Lease liabilities - short-term	317,004	22,718
Deposits from customers	42,240	33,074
Accrued expenses	2,589,424	2,673,646
Deferred revenue	1,717,590	1,433,803
Accrued income taxes	337,848	419,541
Total current liabilities	13,347,912	15,637,261
Long-term liabilities
Loans payable to bank, net of current portion	2,086,158	2,240,526
Long-term lease liabilities, net of current portion	737,629	20,061
Notes payable, net of current portion	5,086,255	2,817,661
Mortgage payable, net of current portion	2,380,781
Other long-term liabilities	1,131,428	1,221,549
Series 1 preferred stock dividends payable	1,026,900
Deferred Revenue - long-term	432,920	489,535
Total long-term liabilities	12,882,071	6,789,332
Total liabilities	26,229,983	22,426,593
Commitments and contingencies
Stockholders' equity
Common stock, $0.001 par value, 20,000,000 shares authorized, 7,939,628 shares issued and outstanding at March 31, 2020 and 3,962,790 shares issued and outstanding at September 30, 2019	7,940	3,963
Additional paid-in capital	46,895,763	40,344,837
Accumulated deficit	(24,357,704)	(20,067,685)
Treasury stock at cost	(190,483)
Accumulated other comprehensive income (loss)	638,627	796,004
Cemtrex stockholders' equity	22,997,460	21,080,230
Non-controlling interest	1,045,763	885,874
Total liabilities and stockholders' equity	50,273,206	44,392,697
Series 1 Preferred Stock [Member]
Stockholders' equity
Preferred stock value	2,217	2,111
Series A Preferred Stock [Member]
Stockholders' equity
Preferred stock value	1,000	1,000
Preferred Stock Series C [Member]
Stockholders' equity
Preferred stock value	100
Cemtrex stockholders' equity	$ 100

Series 1 preferred stock dividends payable.

No definition available.

Name:	CETX_DividendsPayableNonCurrent
Namespace Prefix:	CETX_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).