Income Taxes	6 Months Ended
Jun. 30, 2016
Income Tax Disclosure [Abstract]
Income Taxes	Income Taxes During 2016, the Company determined it was more likely than not that the federal and state net operating losses it expects to generate in 2016 will not be realized based on projections of future taxable income. Accordingly, the estimated annual effective rate for the year ended December 31, 2016 includes the impact of recording a valuation allowance against these attributes. During the six months ended June 30, 2016, the Company realized a net tax benefit of $1.4 million, which included a valuation allowance of $151.0 million for federal net operating losses and tax credits and $7.0 million for the state net operating losses. During the six months ended June 30, 2015, the Company increased its valuation allowance for the portion of the federal and state net operating losses it expected to generate in 2015. The Company increased its valuation allowance by $104.6 million for the federal net operating losses and $5.8 million for the state net operating losses.

Income Taxes

6 Months Ended

Jun. 30, 2016

During 2016, the Company determined it was more likely than not that the federal and state net operating losses it expects to generate in 2016 will not be realized based on projections of future taxable income. Accordingly, the estimated annual effective rate for the year ended December 31, 2016 includes the impact of recording a valuation allowance against these attributes. During the six months ended June 30, 2016, the Company realized a net tax benefit of $1.4 million, which included a valuation allowance of $151.0 million for federal net operating losses and tax credits and $7.0 million for the state net operating losses.

During the six months ended June 30, 2015, the Company increased its valuation allowance for the portion of the federal and state net operating losses it expected to generate in 2015. The Company increased its valuation allowance by $104.6 million for the federal net operating losses and $5.8 million for the state net operating losses.