Total Shareholders Return Realized Performance Percentile Minimum The estimated measure of the total shareholders return realized performance percentage by which a share price is expected to fluctuate during a period. Howard Lerman [Member] Michael Walrath [Member] Restricted Stock Units (RSUs) Maximum [Member] Represents the maximum value, amount, or level disclosed for restricted stock units awarded, earned, vested, or used in the applicable compensation or valuation disclosure. Restricted Stock Units (RSUs) Minimum [Member] Represents the minimum value, amount, or level disclosed for restricted stock units awarded, earned, vested, or used in the applicable compensation or valuation disclosure. Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Volatility Rate, Maximum Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Volatility Rate, Minimum Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Risk Free Interest Rate, Maximum Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Risk Free Interest Rate, Minimum Share Price