Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2026	Dec. 31, 2025
Current assets:
Cash and cash equivalents	$ 146,165	$ 167,428
Accounts receivable, less allowance for credit losses of $1,000 and $750	71,312	66,653
Inventories	81,142	78,492
Prepaid and other current assets	15,074	9,944
Total current assets	313,693	322,517
Property and equipment, net	39,737	39,123
Operating lease right-of-use assets	6,448	6,868
Intangible assets, net	45,642	48,026
Goodwill	234,781	234,781
Other noncurrent assets	3,687	2,864
Total Assets	643,988	654,179
Current liabilities:
Accounts payable	30,558	25,310
Accrued liabilities	39,503	53,089
Other current liabilities	3,130	3,121
Total current liabilities	73,191	81,520
Long-term debt	61,000	61,865
Finance and operating lease liabilities	10,784	11,516
Other noncurrent liabilities	7,320	7,343
Total Liabilities	152,295	162,244
Commitments and contingencies (Note 8)
Stockholders’ Equity:
Common stock, $0.001 par value, 90,000 shares authorized and 50,634 and 49,792 issued and outstanding	51	50
Additional paid-in capital	904,510	904,522
Accumulated other comprehensive income	227	566
Accumulated deficit	(413,095)	(413,203)
Total Stockholders’ Equity	491,693	491,935
Total Liabilities and Stockholders’ Equity	$ 643,988	$ 654,179

Operating and Financing Lease Liabilities, Noncurrent

No definition available.

Name:	atrc_OperatingAndFinancingLeaseLiabilitiesNoncurrent
Namespace Prefix:	atrc_
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).