Condensed Consolidated Balance Sheets (Current Period Unaudited) - USD ($) $ in Thousands	May 31, 2026	Mar. 01, 2026
Current assets
Cash and cash equivalents	$ 80,481	$ 78,494
Marketable securities (Note 3)	8,926	10,874
Accounts receivable, less allowance for credit losses of $115 and $111, respectively	10,842	10,974
Inventories (Note 4)	7,801	7,411
Prepaid expenses and other current assets	1,000	918
Total current assets	109,050	108,671
Property, plant and equipment, net	21,472	21,828
Operating right-of-use assets (Note 5)	243	256
Goodwill and other intangible assets	9,776	9,776
Other assets	3,813	1,697
Total assets	144,354	142,228
Current liabilities
Accounts payable	3,504	3,681
Operating lease liabilities (Note 5)	45	44
Accrued liabilities	1,792	1,598
Income taxes payable	1,790	634
Total current liabilities	7,131	5,957
Long-term operating lease liabilities (Note 5)	262	273
Deferred income taxes (Note 9)	5,926	6,009
Other liabilities	40	39
Total liabilities	13,359	12,278
Commitments and Contingencies
Shareholders' equity (Note 8)
Common stock	2,096	2,096
Additional paid-in capital	177,575	177,483
Accumulated deficit	(47,314)	(48,238)
Accumulated other comprehensive loss	(36)	(65)
Stockholders' Equity, Including Treasury Stock	132,321	131,276
Less treasury stock, at cost	(1,326)	(1,326)
Total shareholders' equity	130,995	129,950
Total liabilities and shareholders' equity	$ 144,354	$ 142,228

Total of all stockholders' equity (deficit), including treasury stock.

No definition available.

Name:	pke_StockoldersEquityIncludingTreasuryStock
Namespace Prefix:	pke_
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).