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Investments	12 Months Ended
	Dec. 31, 2015
Investments, All Other Investments [Abstract]
Investments	Investments Investments consisted of FDIC insured certificates of deposit with various U.S. financial institutions. The balance as of December 31, 2015 was zero and the balance as of December 31, 2014 was approximately $3,250,000 and the cost approximated fair market value. Maturities of these instruments range to May of 2016.

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The entire disclosure for investments and other noncurrent assets.

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