Accounting Policies (Policies)	9 Months Ended
Sep. 30, 2019
Accounting Policies [Abstract]
Principles of Consolidation	Principles of Consolidation – The accompanying unaudited condensed consolidated financial statements are presented in conformity with GAAP and include all operations and balances of INIS and its wholly-owned subsidiaries. The Company also consolidates the accounts of RadQual into the accompanying unaudited condensed consolidated financial statements. See Note 4 “Investment and Business Consolidation” for additional information regarding RadQual. All significant intercompany accounts and transactions have been eliminated in consolidation.
Interim Financial Information	Interim Financial Information – The accompanying unaudited condensed consolidated financial statements have been prepared in accordance with GAAP for interim financial information and pursuant to the rules and regulations of the U.S. Securities and Exchange Commission (SEC). Accordingly, the accompanying unaudited condensed consolidated financial statements do not include all of the information and notes required by GAAP for complete financial statements. In the opinion of management, all adjustments and reclassifications considered necessary in order to make the financial statements not misleading and for a fair and comparable presentation have been included and are of a normal recurring nature. Operating results for the three and nine-month periods ended September 30, 2019 are not necessarily indicative of the results that may be expected for the year ending December 31, 2019 or any future periods. The accompanying unaudited condensed consolidated financial statements should be read in conjunction with the Company’s Annual Report on Form 10-K for the year ended December 31, 2018 filed with the SEC on March 22, 2019.
Recent Accounting Pronouncements	Recent Accounting Pronouncements – In February 2016, the Financial Accounting Standards Board (FASB) issued Accounting Standards Updated ASU 2016-02, “Leases”, which was issued to increase transparency and comparability among organizations by recognizing lease assets and lease liabilities on the balance sheet and disclosing key information about leasing arrangements. The amendments in ASU 2016-02 are effective for fiscal years beginning after December 15, 2018, including interim periods within those fiscal years. Results for reporting periods beginning January 1, 2019 are presented in accordance with Topic 842, while prior-period amounts have not been retrospectively adjusted and continue to be reported in accordance with Topic 840, Leases. Based upon the Company’s leases, the Company was not required to make an adjustment to the opening balance of retained earnings as of January 1, 2019. See Note 10, “Leases” for further discussion. In June 2018, the FASB issued ASU 2018-07, “Compensation-Stock Compensation (Topic 718): Improvements to Nonemployee Share-Based Payment Accounting”, which expands the scope of Topic 718 to include all share-based payment transactions for acquiring goods and services from nonemployees. ASU 2018-07 specifies that Topic 718 applies to all share-based payment transactions in which the grantor acquires goods and services to be used or consumed in its own operations by issuing share-based payment awards. ASU 2018-07 also clarifies that Topic 718 does not apply to share-based payments used to effectively provide (1) financing to the issuer or (2) awards granted in conjunction with selling goods or services to customers as part of a contract accounted for under ASC 606. The amendments in ASU 2018-07 are effective for fiscal years beginning after December 15, 2018, including interim periods within those fiscal years. The Company adopted this standard effective January 1, 2019, and there was no material impact on the financial statements.

Accounting Policies (Policies)

9 Months Ended

Sep. 30, 2019

Principles of Consolidation – The accompanying unaudited condensed consolidated financial statements are presented in conformity with GAAP and include all operations and balances of INIS and its wholly-owned subsidiaries. The Company also consolidates the accounts of RadQual into the accompanying unaudited condensed consolidated financial statements. See Note 4 “Investment and Business Consolidation” for additional information regarding RadQual. All significant intercompany accounts and transactions have been eliminated in consolidation.

Interim Financial Information

Interim Financial Information – The accompanying unaudited condensed consolidated financial statements have been prepared in accordance with GAAP for interim financial information and pursuant to the rules and regulations of the U.S. Securities and Exchange Commission (SEC). Accordingly, the accompanying unaudited condensed consolidated financial statements do not include all of the information and notes required by GAAP for complete financial statements. In the opinion of management, all adjustments and reclassifications considered necessary in order to make the financial statements not misleading and for a fair and comparable presentation have been included and are of a normal recurring nature. Operating results for the three and nine-month periods ended September 30, 2019 are not necessarily indicative of the results that may be expected for the year ending December 31, 2019 or any future periods. The accompanying unaudited condensed consolidated financial statements should be read in conjunction with the Company’s Annual Report on Form 10-K for the year ended December 31, 2018 filed with the SEC on March 22, 2019.

Recent Accounting Pronouncements

Recent Accounting Pronouncements – In February 2016, the Financial Accounting Standards Board (FASB) issued Accounting Standards Updated ASU 2016-02, “Leases”, which was issued to increase transparency and comparability among organizations by recognizing lease assets and lease liabilities on the balance sheet and disclosing key information about leasing arrangements. The amendments in ASU 2016-02 are effective for fiscal years beginning after December 15, 2018, including interim periods within those fiscal years. Results for reporting periods beginning January 1, 2019 are presented in accordance with Topic 842, while prior-period amounts have not been retrospectively adjusted and continue to be reported in accordance with Topic 840, Leases. Based upon the Company’s leases, the Company was not required to make an adjustment to the opening balance of retained earnings as of January 1, 2019. See Note 10, “Leases” for further discussion.

In June 2018, the FASB issued ASU 2018-07, “Compensation-Stock Compensation (Topic 718): Improvements to Nonemployee Share-Based Payment Accounting”, which expands the scope of Topic 718 to include all share-based payment transactions for acquiring goods and services from nonemployees. ASU 2018-07 specifies that Topic 718 applies to all share-based payment transactions in which the grantor acquires goods and services to be used or consumed in its own operations by issuing share-based payment awards. ASU 2018-07 also clarifies that Topic 718 does not apply to share-based payments used to effectively provide (1) financing to the issuer or (2) awards granted in conjunction with selling goods or services to customers as part of a contract accounted for under ASC 606. The amendments in ASU 2018-07 are effective for fiscal years beginning after December 15, 2018, including interim periods within those fiscal years. The Company adopted this standard effective January 1, 2019, and there was no material impact on the financial statements.