Retirement and Security Bonus Plans	12 Months Ended
Dec. 31, 2018
Retirement Benefits [Abstract]
Retirement and Security Bonus Plans	Retirement and Security Bonus Plans The Company provides a 401(k) defined contribution plan to allow employees a pre-tax investment vehicle to save for retirement. The Company made contributions to the 401(k) plan of $3.2 million and $3.0 million for the years ended December 31, 2019 and 2018, respectively. The Company provides a Deferred Profit Savings Plan ("DPSP") for certain Canadian employees and a Registered Retirement Savings Plan ("RRSP") for other Canadian employees. Both are deferred defined contribution retirement investment plans. The Company contributed $0.4 million and $0.3 million in 2019 and 2018, respectively. The Company provides a profit sharing plan for certain sales, office and warehouse employees. The amounts of the Company’s annual contributions are determined annually by the Board of Directors. Expenses incurred for the profit sharing plan were $0.8 million and $0.7 million for the years ended December 31, 2019 and 2018, respectively. The Company has a security bonus plan which was previously created for the benefit of its independent sales representatives, under the terms of which participants are credited with a percentage of their annual net commissions. The aggregate amounts credited to participants’ accounts vest 25% after five years, and an additional 5% vests each year thereafter upon qualification for the plan. On January 1, 2013, the Company converted all of its U.S. independent sales representatives to employees. The security bonuses for those converted employees continue to vest, but their accounts are no longer credited with a percentage of net commissions. For financial reporting purposes, amounts are charged to operations over the vesting period. Expenses incurred for the security bonus plan were $0.5 million and $0.6 million for the years ended December 31, 2019 and 2018, respectively. The security bonus plan is partially funded by a $6.8 million investment in the cash surrender value in life insurance of certain employees. Of the $12.0 million total liability, $0.2 million is classified as a current liability and the remaining $11.8 million is classified as long-term.

Retirement and Security Bonus Plans

The Company provides a 401(k) defined contribution plan to allow employees a pre-tax investment vehicle to save for retirement. The Company made contributions to the 401(k) plan of $3.2 million and $3.0 million for the years ended December 31, 2019 and 2018, respectively.

The Company provides a Deferred Profit Savings Plan ("DPSP") for certain Canadian employees and a Registered Retirement Savings Plan ("RRSP") for other Canadian employees. Both are deferred defined contribution retirement investment plans. The Company contributed $0.4 million and $0.3 million in 2019 and 2018, respectively.

The Company provides a profit sharing plan for certain sales, office and warehouse employees. The amounts of the Company’s annual contributions are determined annually by the Board of Directors. Expenses incurred for the profit sharing plan were $0.8 million and $0.7 million for the years ended December 31, 2019 and 2018, respectively.

The Company has a security bonus plan which was previously created for the benefit of its independent sales representatives, under the terms of which participants are credited with a percentage of their annual net commissions. The aggregate amounts credited to participants’ accounts vest 25% after five years, and an additional 5% vests each year thereafter upon qualification for the plan. On January 1, 2013, the Company converted all of its U.S. independent sales representatives to employees. The security bonuses for those converted employees continue to vest, but their accounts are no longer credited with a percentage of net commissions. For financial reporting purposes, amounts are charged to operations over the vesting period. Expenses incurred for the security bonus plan were $0.5 million and $0.6 million for the years ended December 31, 2019 and 2018, respectively. The security bonus plan is partially funded by a $6.8 million investment in the cash surrender value in life insurance of certain employees. Of the $12.0 million total liability, $0.2 million is classified as a current liability and the remaining $11.8 million is classified as long-term.