Debt	12 Months Ended
Dec. 31, 2015
Debt [Abstract]
Debt	12. Debt GE Credit Agreement On September 26, 2014 the Company amended and restated its credit agreement with GE Capital, extending the expiration date and amending other terms, which are discussed further below. CryoLife’s second amended and restated credit agreement with GE Capital (the “GE Credit Agreement”) provided revolving credit for working capital, permitted acquisitions, and general corporate purposes. The GE Credit Agreement had aggregate commitments of $20.0 million for revolving loans, including swing loans, subject to a sublimit, and letters of credit, and was due to mature on September 26, 2019. Amounts borrowed under the GE Credit Agreement were secured by substantially all of the tangible and intangible assets of CryoLife and its subsidiaries. Commitment fees were paid based on the unused portion of the facility. As of December 31, 2015 and 2014 the aggregate interest rate was 4.75%. As of December 31, 2015 and 2014 the outstanding balance of the GE Credit Agreement was zero, and the remaining availability was $20.0 million. The GE Credit Agreement placed limitations on the amount that the Company could borrow and included various affirmative and negative covenants, including financial covenants such as a requirement that the Company (i) not exceed a defined leverage ratio and (ii) maintain minimum earnings subject to defined adjustments as of specified dates. The agreement also (i) limited the payment of cash dividends, (ii) required that, after giving effect to stock repurchases, the Company maintain liquidity, as defined within the agreement, of at least $20.0 million, (iii) limited acquisitions or mergers except for certain permitted acquisitions, (iv) set specified limits on the amount the Company can pay to purchase or redeem CryoLife common stock pursuant to a stock repurchase program and to fund estimated tax liabilities incurred by officers, directors, and employees as a result of awards of stock or stock equivalents, and (v) included customary conditions on incurring new indebtedness. As of December 31, 2015 the Company was in compliance with the covenants of the GE Credit Agreement. As required under the terms of the GE Credit Agreement, the Company maintained cash and cash equivalents of at least $5.0 million in accounts in which GE Capital had a first priority perfected lien. These amounts are recorded as long-term restricted cash as of December 31, 2015 and 2014 on the Company’s Consolidated Balance Sheets, as they were restricted for the term of the GE Credit Agreement. Amended Debt Agreement In connection with the closing of the On-X Life Technologies Holdings, Inc., (“On-X”) acquisition, discussed below in Note 20, on January 20, 2016 the Company and certain of its subsidiaries entered into the Third Amended and Restated Credit Agreement (“Amended Debt Agreement”) with Capital One, National Association; Healthcare Financial Solutions, LLC; Fifth Third Bank; and Citizens Bank, National Association, collectively the (“Lending Parties”). The Amended Debt Agreement amended and restated the GE Credit Agreement discussed above and provides the Company with a senior secured credit facility in an aggregate principal amount of $95 million, which includes a $75 million term loan and a $20 million revolving credit facility (including a $4 million letter of credit sub-facility and a $3 million swing-line sub-facility). The $75 million term loan was used to finance, in part, the acquisition of On-X. The Company and its domestic subsidiaries, subject to certain exceptions and exclusions, have guaranteed the obligations of the Amended Debt Agreement. Borrowings under the Amended Debt Agreement are secured by substantially all of the Company’s real and personal property. The loans under the Amended Debt Agreement (other than the swing-line loans) bear interest, at the Company’s option, at either a floating rate equal to the base rate plus a margin of between 1.75% and 2.75%, depending on the Company’s consolidated leverage ratio or a per annum rate equal to LIBOR plus a margin of between 2.75% and 3.75%, depending on the Company’s consolidated leverage ratio. Swing-line loans shall bear interests at a floating rate equal to the base rate plus a margin of between 1.75% and 2.75%, depending on the Company’s consolidated leverage ratio. The Company is obligated to pay an unused commitment fee equal to 0.50% of the un-utilized portion of the revolving loans. In addition, the Company is also obligated to pay other customary fees for a credit facility of this size and type. While a payment event of default exists, the Company is obligated to pay a per annum default rate of interest of 2.00% above the applicable interest rate on the past due principal amount of the loans outstanding. While a bankruptcy or insolvency event of default exists, the Company is obligated to pay a per annum default rate of interest of 2.00% above the applicable interest rate on all loans outstanding. Interest is due and payable with respect to base rate loans is payable quarterly. Interest is due and payable with respect to LIBOR loans on the last day of the applicable interest period and at least the last day of each three month interval, if the interest period is six months. The Amended Debt Agreement prohibits the Company from exceeding a maximum consolidated leverage ratio during the term of the Amended Debt Agreement and requires the Company to maintain a minimum interest coverage ratio. In addition, the Amended Debt Agreement contains certain customary affirmative and negative covenants, including covenants that limit the ability of the Company and its subsidiaries which are parties to the loan agreement to, among other things, grant liens, incur debt, dispose of assets, make loans and investments, make acquisitions, make certain restricted payments, merge or consolidate, change their business and accounting or reporting practices, in each case subject to customary exceptions for a credit facility of this size and type. The Amended Debt Agreement includes certain customary events of default that include, among other things, non-payment of principal, interest or fees; inaccuracy of representations and warranties; violation of covenants; cross-default to certain other indebtedness; bankruptcy and insolvency; and change of control. Upon the occurrence and during the continuance of an event of default, the lenders may declare all outstanding principal and accrued but unpaid interest under the Amended Debt Agreement immediately due and payable and may exercise the other rights and remedies provided for under the Amended Debt Agreement and related loan documents. Interest Total interest expense was a favorable $62,000 in 2015 due to the reversal of accrued interest on uncertain tax positions as discussed in Note 11 above. Total interest expense was $175,000 and $71,000 in 2014 and 2013, respectively. Interest expense includes interest on debt and uncertain tax positions in all periods.

12. Debt

GE Credit Agreement

On September 26, 2014 the Company amended and restated its credit agreement with GE Capital, extending the expiration date and amending other terms, which are discussed further below. CryoLife’s second amended and restated credit agreement with GE Capital (the “GE Credit Agreement”) provided revolving credit for working capital, permitted acquisitions, and general corporate purposes. The GE Credit Agreement had aggregate commitments of $20.0 million for revolving loans, including swing loans, subject to a sublimit, and letters of credit, and was due to mature on September 26, 2019.

Amounts borrowed under the GE Credit Agreement were secured by substantially all of the tangible and intangible assets of CryoLife and its subsidiaries. Commitment fees were paid based on the unused portion of the facility. As of December 31, 2015 and 2014 the aggregate interest rate was 4.75%. As of December 31, 2015 and 2014 the outstanding balance of the GE Credit Agreement was zero, and the remaining availability was $20.0 million.

The GE Credit Agreement placed limitations on the amount that the Company could borrow and included various affirmative and negative covenants, including financial covenants such as a requirement that the Company (i) not exceed a defined leverage ratio and (ii) maintain minimum earnings subject to defined adjustments as of specified dates. The agreement also (i) limited the payment of cash dividends, (ii) required that, after giving effect to stock repurchases, the Company maintain liquidity, as defined within the agreement, of at least $20.0 million, (iii) limited acquisitions or mergers except for certain permitted acquisitions, (iv) set specified limits on the amount the Company can pay to purchase or redeem CryoLife common stock pursuant to a stock repurchase program and to fund estimated tax liabilities incurred by officers, directors, and employees as a result of awards of stock or stock equivalents, and (v) included customary conditions on incurring new indebtedness. As of December 31, 2015 the Company was in compliance with the covenants of the GE Credit Agreement.

As required under the terms of the GE Credit Agreement, the Company maintained cash and cash equivalents of at least $5.0 million in accounts in which GE Capital had a first priority perfected lien. These amounts are recorded as long-term restricted cash as of December 31, 2015 and 2014 on the Company’s Consolidated Balance Sheets, as they were restricted for the term of the GE Credit Agreement.

Amended Debt Agreement

In connection with the closing of the On-X Life Technologies Holdings, Inc., (“On-X”) acquisition, discussed below in Note 20, on January 20, 2016 the Company and certain of its subsidiaries entered into the Third Amended and Restated Credit Agreement (“Amended Debt Agreement”) with Capital One, National Association; Healthcare Financial Solutions, LLC; Fifth Third Bank; and Citizens Bank, National Association, collectively the (“Lending Parties”). The Amended Debt Agreement amended and restated the GE Credit Agreement discussed above and provides the Company with a senior secured credit facility in an aggregate principal amount of $95 million, which includes a $75 million term loan and a $20 million revolving credit facility (including a $4 million letter of credit sub-facility and a $3 million swing-line sub-facility). The $75 million term loan was used to finance, in part, the acquisition of On-X.

The Company and its domestic subsidiaries, subject to certain exceptions and exclusions, have guaranteed the obligations of the Amended Debt Agreement. Borrowings under the Amended Debt Agreement are secured by substantially all of the Company’s real and personal property.

The loans under the Amended Debt Agreement (other than the swing-line loans) bear interest, at the Company’s option, at either a floating rate equal to the base rate plus a margin of between 1.75% and 2.75%, depending on the Company’s consolidated leverage ratio or a per annum rate equal to LIBOR plus a margin of between 2.75% and 3.75%, depending on the Company’s consolidated leverage ratio. Swing-line loans shall bear interests at a floating rate equal to the base rate plus a margin of between 1.75% and 2.75%, depending on the Company’s consolidated leverage ratio. The Company is obligated to pay an unused commitment fee equal to 0.50% of the un-utilized portion of the revolving loans. In addition, the Company is also obligated to pay other customary fees for a credit facility of this size and type. While a payment event of default exists, the Company is obligated to pay a per annum default rate of interest of 2.00% above the applicable interest rate on the past due principal amount of the loans outstanding. While a bankruptcy or insolvency event of default exists, the Company is obligated to pay a per annum default rate of interest of 2.00% above the applicable interest rate on all loans outstanding.

Interest is due and payable with respect to base rate loans is payable quarterly. Interest is due and payable with respect to LIBOR loans on the last day of the applicable interest period and at least the last day of each three month interval, if the interest period is six months.

The Amended Debt Agreement prohibits the Company from exceeding a maximum consolidated leverage ratio during the term of the Amended Debt Agreement and requires the Company to maintain a minimum interest coverage ratio. In addition, the Amended Debt Agreement contains certain customary affirmative and negative covenants, including covenants that limit the ability of the Company and its subsidiaries which are parties to the loan agreement to, among other things, grant liens, incur debt, dispose of assets, make loans and investments, make acquisitions, make certain restricted payments, merge or consolidate, change their business and accounting or reporting practices, in each case subject to customary exceptions for a credit facility of this size and type.

The Amended Debt Agreement includes certain customary events of default that include, among other things, non-payment of principal, interest or fees; inaccuracy of representations and warranties; violation of covenants; cross-default to certain other indebtedness; bankruptcy and insolvency; and change of control. Upon the occurrence and during the continuance of an event of default, the lenders may declare all outstanding principal and accrued but unpaid interest under the Amended Debt Agreement immediately due and payable and may exercise the other rights and remedies provided for under the Amended Debt Agreement and related loan documents.

Interest

Total interest expense was a favorable $62,000 in 2015 due to the reversal of accrued interest on uncertain tax positions as discussed in Note 11 above. Total interest expense was $175,000 and $71,000 in 2014 and 2013, respectively. Interest expense includes interest on debt and uncertain tax positions in all periods.