Stockholders’ Equity - Total Compensation Cost Related to Nonvested Awards Not Yet Recognized (Details) $ in Thousands	Mar. 31, 2018 USD ($)
Equity [Abstract]
2018	$ 581
2019	707
2020	614
2021	551
2022	370
2023	6
Total compensation cost	$ 2,829

- Definition

Employee Service Share-based Compensation And Nonemployee Services Transaction, Nonvested Awards, Allocated Share-based Compensation Expense, Stock Options, After Year Five

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No definition available.

+ Details

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- Definition

Employee Service Share-based Compensation And Nonemployee Services Transaction, Nonvested Awards, Allocated Share-based Compensation Expense, Stock Options, In Year Five

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No definition available.

+ Details

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- Definition

Employee Service Share-based Compensation And Nonemployee Services Transaction, Nonvested Awards, Allocated Share-based Compensation Expense, Stock Options, In Year Four

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No definition available.

+ Details

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- Definition

Employee Service Share-based Compensation And Nonemployee Services Transaction, Nonvested Awards, Allocated Share-based Compensation Expense, Stock Options, In Year Three

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No definition available.

+ Details

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- Definition

Employee Service Share-based Compensation And Nonemployee Services Transaction, Nonvested Awards, Allocated Share-based Compensation Expense, Stock Options, In Year Two

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No definition available.

+ Details

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- Definition

Employee Service Share-based Compensation And Nonemployee Services Transaction, Nonvested Awards, Allocated Share-based Compensation Expense, Stock Options, Remainder Of Fiscal Year

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No definition available.

+ Details

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- Definition

Employee Service Share-based Compensation And Nonemployee Services Transaction, Nonvested Awards, Compensation Not Yet Recognized, Stock Options

+ References

No definition available.

+ Details

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No definition available.

+ Details

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