Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023
CASH FLOWS FROM OPERATING ACTIVITIES:
Net loss	$ (2,050)	$ (3,209)
Adjustments to reconcile net loss to net cash (used in) provided by operating activities:
Depreciation and amortization	918	1,394
ROU asset amortization	750	701
Deferred income taxes	0	698
Stock-based compensation	824	721
Changes in operating assets and liabilities:
Accounts receivable	362	(857)
Prepaid expenses and other current assets	519	(388)
Income tax receivable	3	(43)
Accounts payable	242	369
Operating lease liabilities	(870)	(797)
Accrued expenses	(788)	(731)
Net cash provided by (used in) operating activities	(90)	(2,142)
pmd_PaymentsForProceedsFromOtherAssets	(95)	24
Purchases of fixed assets	(30)	(108)
Cost of internally developed software	(31)	(32)
Net cash used in investing activities	34	(164)
us-gaap_RepaymentsOfNotesPayable	267	(0)
Proceeds from issuance of stock, net of tax withholding	0	(55)
Payments of equipment financing	(228)	(220)
Principal payment of financing lease liability	(8)	0
Cash dividends paid	0	(799)
Net cash used in financing activities	(503)	(1,074)
Net decrease in cash and cash equivalents	(559)	(3,380)
Cash and cash equivalents, beginning of period	1,964	4,750
Cash and cash equivalents, end of period	1,405	1,370
Supplemental Disclosures of Cash Flow Information:
Cash paid for interest	16	14
Cash paid for operating leases	651	874
Non-cash investing and financing activities:
Right-of-use assets acquired through operating leases	0	86
Right-of-use assets acquired through financing leases	91	0
Purchases of equipment through accounts payable and accrued liabilities	$ 8	$ 0