Condensed Consolidated Balance Sheets (Current Period Unaudited) - USD ($) $ in Thousands	Sep. 30, 2026	Dec. 31, 2025
Current assets:
Cash and cash equivalents	$ 41,548	$ 29,635
Marketable securities	67,027	67,893
Accounts receivable	32,828	53,654
Inventory	11,491	5,515
Prepaid expenses, current	4,565	3,642
Restricted cash, current	0	2,091
Other assets, current	174	256
Total current assets	157,633	162,686
Lease right-of-use assets, net	4,269	5,373
Property and equipment, net	84	187
Intangible assets, net	34,088	41,392
Deferred tax assets	3,830	3,830
Prepaid expenses and other, long-term	2,864	2,834
Total assets	202,768	216,302
Current liabilities:
Accounts payable	5,062	5,056
Accrued expenses	45,543	50,031
Lease liabilities, current	683	1,314
Post-marketing commitment liability	683	2,187
Current portion of long-term debt	0	22,523
Other liabilities, current	0	142
Total current liabilities	51,971	81,253
Lease liabilities, long-term	4,183	4,709
Total liabilities	56,154	85,962
Commitments and contingencies (Note 12)
Stockholders’ equity:
Common stock - $0.0001 par value per share; 100,000,000 shares authorized; 51,688,943 shares issued and outstanding at September 30, 2026 and 50,408,023 shares issued and outstanding at December 31, 2025	5	5
Additional paid-in capital	1,420,090	1,414,074
Accumulated other comprehensive (loss) income	(98)	36
Accumulated deficit	(1,273,383)	(1,283,775)
Total stockholders’ equity	146,614	130,340
Total liabilities and stockholders’ equity	$ 202,768	$ 216,302

Represents current post marketing commitment liability.

No definition available.

Name:	pbyi_PostMarketingCommitmentLiabilityCurrent
Namespace Prefix:	pbyi_
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).