Income Taxes

3 Months Ended

Mar. 31, 2019

Income Tax Disclosure [Abstract]

Income Taxes

Income Taxes

The Company files U.S. federal income tax returns and various state and local income tax returns. The Company is not subject to any state or federal income tax audits as of March 31, 2019. The Company's returns are generally open to examination from 2015 forward and the net operating losses acquired in the acquisition of nTelos are open to examination from 2002 forward.

The effective tax rate has fluctuated in recent periods due to share based compensation tax benefits that are recognized as incurred. The Company received cash income tax refunds of $3.4 million in the three months ended March 31, 2018.